53878536 has 48 divisors (see below), whose sum is σ = 146390400. Its totient is φ = 17901792.

The previous prime is 53878523. The next prime is 53878567. The reversal of 53878536 is 63587835.

53878536 is a `hidden beast` number, since 538 + 7 + 85 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 53878491 and 53878500.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25405 + ... + 27443.

It is an arithmetic number, because the mean of its divisors is an integer number (3049800).

Almost surely, 2^53878536 is an apocalyptic number.

It is an amenable number.

53878536 is an abundant number, since it is smaller than the sum of its proper divisors (92511864).

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

53878536 is a wasteful number, since it uses less digits than its factorization.

53878536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418 (or 2411 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 53878536 is about 7340.1999972753. The cubic root of 53878536 is about 377.6927039753.

The spelling of 53878536 in words is "fifty-three million, eight hundred seventy-eight thousand, five hundred thirty-six".