53057355 has 32 divisors (see below), whose sum is σ = 91882560. Its totient is φ = 25989120.

The previous prime is 53057339. The next prime is 53057363. The reversal of 53057355 is 55375035.

It is a happy number.

It is not a de Polignac number, because 53057355 - 2⁴ = 53057339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46431 + ... + 47559.

It is an arithmetic number, because the mean of its divisors is an integer number (2871330).

Almost surely, 2^53057355 is an apocalyptic number.

53057355 is a deficient number, since it is larger than the sum of its proper divisors (38825205).

53057355 is a wasteful number, since it uses less digits than its factorization.

53057355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391.

The product of its (nonzero) digits is 39375, while the sum is 33.

The square root of 53057355 is about 7284.0479817201. The cubic root of 53057355 is about 375.7640245424.

The spelling of 53057355 in words is "fifty-three million, fifty-seven thousand, three hundred fifty-five".