53881972 has 12 divisors (see below), whose sum is σ = 94542336. Its totient is φ = 26869880.

The previous prime is 53881907. The next prime is 53881981. The reversal of 53881972 is 27918835.

53881972 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, 16054 + ... + 19117.

It is an arithmetic number, because the mean of its divisors is an integer number (7878528).

Almost surely, 2^53881972 is an apocalyptic number.

It is an amenable number.

53881972 is a deficient number, since it is larger than the sum of its proper divisors (40660364).

53881972 is a wasteful number, since it uses less digits than its factorization.

53881972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35558 (or 35556 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 53881972 is about 7340.4340471119. The cubic root of 53881972 is about 377.7007326799.

The spelling of 53881972 in words is "fifty-three million, eight hundred eighty-one thousand, nine hundred seventy-two".