53371972 has 12 divisors (see below), whose sum is σ = 93543660. Its totient is φ = 26645216.

The previous prime is 53371957. The next prime is 53371991. The reversal of 53371972 is 27917335.

It can be written as a sum of positive squares in 2 ways, for example, as 44275716 + 9096256 = 6654^2 + 3016^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7147 + ... + 12562.

It is an arithmetic number, because the mean of its divisors is an integer number (7795305).

Almost surely, 2^53371972 is an apocalyptic number.

It is an amenable number.

53371972 is a deficient number, since it is larger than the sum of its proper divisors (40171688).

53371972 is a wasteful number, since it uses less digits than its factorization.

53371972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20390 (or 20388 counting only the distinct ones).

The product of its digits is 39690, while the sum is 37.

The square root of 53371972 is about 7305.6123631082. The cubic root of 53371972 is about 376.5052905530.

The spelling of 53371972 in words is "fifty-three million, three hundred seventy-one thousand, nine hundred seventy-two".