53857392 has 20 divisors (see below), whose sum is σ = 139131720. Its totient is φ = 17952448.

The previous prime is 53857373. The next prime is 53857451. The reversal of 53857392 is 29375835.

53857392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560967 + ... + 561062.

It is an arithmetic number, because the mean of its divisors is an integer number (6956586).

Almost surely, 2^53857392 is an apocalyptic number.

It is an amenable number.

53857392 is an abundant number, since it is smaller than the sum of its proper divisors (85274328).

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

53857392 is a wasteful number, since it uses less digits than its factorization.

53857392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122040 (or 1122034 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 53857392 is about 7338.7595682104. The cubic root of 53857392 is about 377.6432904858.

The spelling of 53857392 in words is "fifty-three million, eight hundred fifty-seven thousand, three hundred ninety-two".