52322544 has 80 divisors (see below), whose sum is σ = 155069440. Its totient is φ = 16873920.

The previous prime is 52322537. The next prime is 52322573. The reversal of 52322544 is 44522325.

It is a happy number.

It is a super-2 number, since 2×52322544² = 5475297221263872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11439 + ... + 15345.

It is an arithmetic number, because the mean of its divisors is an integer number (1938368).

Almost surely, 2^52322544 is an apocalyptic number.

52322544 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52322544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77534720).

52322544 is an abundant number, since it is smaller than the sum of its proper divisors (102746896).

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

52322544 is a wasteful number, since it uses less digits than its factorization.

52322544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955 (or 3943 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 52322544 is about 7233.4323802742. The cubic root of 52322544 is about 374.0212557147.

Adding to 52322544 its reverse (44522325), we get a palindrome (96844869).

It can be divided in two parts, 5232 and 2544, that added together give a 5-th power (7776 = 6⁵).

The spelling of 52322544 in words is "fifty-two million, three hundred twenty-two thousand, five hundred forty-four".