53691258 has 8 divisors (see below), whose sum is σ = 107382528. Its totient is φ = 17897084.

The previous prime is 53691247. The next prime is 53691277. The reversal of 53691258 is 85219635.

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

53691258 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, 4474266 + ... + 4474277.

It is an arithmetic number, because the mean of its divisors is an integer number (13422816).

Almost surely, 2^53691258 is an apocalyptic number.

53691258 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.

53691258 is a wasteful number, since it uses less digits than its factorization.

53691258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8948548.

The product of its digits is 64800, while the sum is 39.

The square root of 53691258 is about 7327.4318829997. The cubic root of 53691258 is about 377.2545848712.

The spelling of 53691258 in words is "fifty-three million, six hundred ninety-one thousand, two hundred fifty-eight".