53565672 has 32 divisors (see below), whose sum is σ = 134308800. Its totient is φ = 17802624.

The previous prime is 53565671. The next prime is 53565703. The reversal of 53565672 is 27656535.

It is a super-3 number, since 3×53565672³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53565672.

It is not an unprimeable number, because it can be changed into a prime (53565671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5508 + ... + 11724.

It is an arithmetic number, because the mean of its divisors is an integer number (4197150).

Almost surely, 2^53565672 is an apocalyptic number.

It is an amenable number.

53565672 is an abundant number, since it is smaller than the sum of its proper divisors (80743128).

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

53565672 is a wasteful number, since it uses less digits than its factorization.

53565672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6585 (or 6581 counting only the distinct ones).

The product of its digits is 189000, while the sum is 39.

The square root of 53565672 is about 7318.8572878558. The cubic root of 53565672 is about 376.9602173849.

The spelling of 53565672 in words is "fifty-three million, five hundred sixty-five thousand, six hundred seventy-two".