53921562 has 8 divisors (see below), whose sum is σ = 107843136. Its totient is φ = 17973852.

The previous prime is 53921557. The next prime is 53921573. The reversal of 53921562 is 26512935.

It is a sphenic number, since it is the product of 3 distinct primes.

53921562 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4493458 + ... + 4493469.

It is an arithmetic number, because the mean of its divisors is an integer number (13480392).

Almost surely, 2^53921562 is an apocalyptic number.

53921562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53921562 is a wasteful number, since it uses less digits than its factorization.

53921562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8986932.

The product of its digits is 16200, while the sum is 33.

The square root of 53921562 is about 7343.1302589563. The cubic root of 53921562 is about 377.7932157538.

The spelling of 53921562 in words is "fifty-three million, nine hundred twenty-one thousand, five hundred sixty-two".