53277920 has 24 divisors (see below), whose sum is σ = 125869464. Its totient is φ = 21311104.

The previous prime is 53277911. The next prime is 53277923. The reversal of 53277920 is 2977235.

53277920 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 not an unprimeable number, because it can be changed into a prime (53277923) 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, 166334 + ... + 166653.

It is an arithmetic number, because the mean of its divisors is an integer number (5244561).

Almost surely, 2^53277920 is an apocalyptic number.

It is an amenable number.

53277920 is an abundant number, since it is smaller than the sum of its proper divisors (72591544).

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

53277920 is a wasteful number, since it uses less digits than its factorization.

53277920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333002 (or 332994 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 53277920 is about 7299.1725558449. The cubic root of 53277920 is about 376.2840015188.

The spelling of 53277920 in words is "fifty-three million, two hundred seventy-seven thousand, nine hundred twenty".