53156774 has 16 divisors (see below), whose sum is σ = 88626960. Its totient is φ = 23705760.

The previous prime is 53156767. The next prime is 53156783. The reversal of 53156774 is 47765135.

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, 21629 + ... + 23960.

It is an arithmetic number, because the mean of its divisors is an integer number (5539185).

Almost surely, 2^53156774 is an apocalyptic number.

53156774 is a deficient number, since it is larger than the sum of its proper divisors (35470186).

53156774 is a wasteful number, since it uses less digits than its factorization.

53156774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45655.

The product of its digits is 88200, while the sum is 38.

The square root of 53156774 is about 7290.8692211560. The cubic root of 53156774 is about 375.9985806118.

The spelling of 53156774 in words is "fifty-three million, one hundred fifty-six thousand, seven hundred seventy-four".