53989952 has 28 divisors (see below), whose sum is σ = 107373420. Its totient is φ = 26935296.

The previous prime is 53989939. The next prime is 53989961. The reversal of 53989952 is 25998935.

It can be written as a sum of positive squares in 2 ways, for example, as 18181696 + 35808256 = 4264^2 + 5984^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53989952.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48668 + ... + 49764.

It is an arithmetic number, because the mean of its divisors is an integer number (3834765).

Almost surely, 2^53989952 is an apocalyptic number.

It is an amenable number.

53989952 is a deficient number, since it is larger than the sum of its proper divisors (53383468).

53989952 is a wasteful number, since it uses less digits than its factorization.

53989952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878 (or 1868 counting only the distinct ones).

The product of its digits is 874800, while the sum is 50.

The square root of 53989952 is about 7347.7855167390. The cubic root of 53989952 is about 377.9528696499.

The spelling of 53989952 in words is "fifty-three million, nine hundred eighty-nine thousand, nine hundred fifty-two".