53249976 has 48 divisors (see below), whose sum is σ = 155315160. Its totient is φ = 16384320.

The previous prime is 53249921. The next prime is 53249983. The reversal of 53249976 is 67994235.

It is a happy number.

53249976 is a `hidden beast` number, since 532 + 49 + 9 + 76 = 666.

53249976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 11 ways as a sum of consecutive naturals, for example, 27510 + ... + 29381.

Almost surely, 2^53249976 is an apocalyptic number.

It is an amenable number.

53249976 is an abundant number, since it is smaller than the sum of its proper divisors (102065184).

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

53249976 is a wasteful number, since it uses less digits than its factorization.

53249976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56916 (or 56909 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 53249976 is about 7297.2581152101. The cubic root of 53249976 is about 376.2182036610.

The spelling of 53249976 in words is "fifty-three million, two hundred forty-nine thousand, nine hundred seventy-six".