53104572 has 60 divisors (see below), whose sum is σ = 139592376. Its totient is φ = 17604000.

The previous prime is 53104567. The next prime is 53104589. The reversal of 53104572 is 27540135.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 80998 + ... + 81650.

Almost surely, 2^53104572 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 53104572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69796188).

53104572 is an abundant number, since it is smaller than the sum of its proper divisors (86487804).

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

53104572 is a wasteful number, since it uses less digits than its factorization.

53104572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 53104572 is about 7287.2883845776. The cubic root of 53104572 is about 375.8754586022.

The spelling of 53104572 in words is "fifty-three million, one hundred four thousand, five hundred seventy-two".