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52612224 = 273723237
BaseRepresentation
bin1100100010110…
…0110010000000
310122222222101220
43020230302000
5101432042344
65115355040
71206124260
oct310546200
9118888356
1052612224
1127775385
1215752a80
13ab913c2
146db77a0
154943c19
hex322cc80

52612224 has 192 divisors, whose sum is σ = 171474240. Its totient is φ = 13989888.

The previous prime is 52612171. The next prime is 52612243. The reversal of 52612224 is 42221625.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×526122242 = 5536092228452352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 52612194 and 52612203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1421934 + ... + 1421970.

It is an arithmetic number, because the mean of its divisors is an integer number (893095).

Almost surely, 252612224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52612224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85737120).

52612224 is an abundant number, since it is smaller than the sum of its proper divisors (118862016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52612224 is a wasteful number, since it uses less digits than its factorization.

52612224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 72 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 52612224 is about 7253.4284307491. The cubic root of 52612224 is about 374.7102330402.

Adding to 52612224 its reverse (42221625), we get a palindrome (94833849).

The spelling of 52612224 in words is "fifty-two million, six hundred twelve thousand, two hundred twenty-four".