53978504 has 16 divisors (see below), whose sum is σ = 102157200. Its totient is φ = 26736592.

The previous prime is 53978503. The next prime is 53978521. The reversal of 53978504 is 40587935.

53978504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53978501) by changing a digit.

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, 30674 + ... + 32385.

It is an arithmetic number, because the mean of its divisors is an integer number (6384825).

Almost surely, 2^53978504 is an apocalyptic number.

It is an amenable number.

53978504 is a deficient number, since it is larger than the sum of its proper divisors (48178696).

53978504 is a wasteful number, since it uses less digits than its factorization.

53978504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63172 (or 63168 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 53978504 is about 7347.0064652211. The cubic root of 53978504 is about 377.9261541214.

The spelling of 53978504 in words is "fifty-three million, nine hundred seventy-eight thousand, five hundred four".