53401772 has 12 divisors (see below), whose sum is σ = 93504600. Its totient is φ = 26686176.

The previous prime is 53401771. The next prime is 53401781. The reversal of 53401772 is 27710435.

It is not an unprimeable number, because it can be changed into a prime (53401771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10979 + ... + 15077.

It is an arithmetic number, because the mean of its divisors is an integer number (7792050).

Almost surely, 2^53401772 is an apocalyptic number.

It is an amenable number.

53401772 is a deficient number, since it is larger than the sum of its proper divisors (40102828).

53401772 is a wasteful number, since it uses less digits than its factorization.

53401772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7360 (or 7358 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 53401772 is about 7307.6516063644. The cubic root of 53401772 is about 376.5753508593.

The spelling of 53401772 in words is "fifty-three million, four hundred one thousand, seven hundred seventy-two".