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10620372 = 2237126433
BaseRepresentation
bin101000100000…
…110111010100
3201222120102010
4220200313110
510204322442
61015344220
7156162120
oct50406724
921876363
1010620372
115aa4274
123682070
13227b059
1415a6580
15debb9c
hexa20dd4

10620372 has 24 divisors (see below), whose sum is σ = 28321216. Its totient is φ = 3034368.

The previous prime is 10620367. The next prime is 10620391. The reversal of 10620372 is 27302601.

It is a happy number.

It is a super-2 number, since 2×106203722 = 225584602836768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63133 + ... + 63300.

Almost surely, 210620372 is an apocalyptic number.

10620372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10620372 is an abundant number, since it is smaller than the sum of its proper divisors (17700844).

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

10620372 is a wasteful number, since it uses less digits than its factorization.

10620372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126447 (or 126445 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 10620372 is about 3258.8912224866. The cubic root of 10620372 is about 219.8095597132.

Adding to 10620372 its reverse (27302601), we get a palindrome (37922973).

The spelling of 10620372 in words is "ten million, six hundred twenty thousand, three hundred seventy-two".