53974686 has 16 divisors (see below), whose sum is σ = 108100368. Its totient is φ = 17966400.

The previous prime is 53974637. The next prime is 53974733. The reversal of 53974686 is 68647935.

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, 1345 + ... + 10476.

It is an arithmetic number, because the mean of its divisors is an integer number (6756273).

Almost surely, 2^53974686 is an apocalyptic number.

53974686 is an abundant number, since it is smaller than the sum of its proper divisors (54125682).

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

53974686 is a wasteful number, since it uses less digits than its factorization.

53974686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12587.

The product of its digits is 1088640, while the sum is 48.

The square root of 53974686 is about 7346.7466269091. The cubic root of 53974686 is about 377.9172434380.

The spelling of 53974686 in words is "fifty-three million, nine hundred seventy-four thousand, six hundred eighty-six".