53972428 has 12 divisors (see below), whose sum is σ = 94869432. Its totient is φ = 26866880.

The previous prime is 53972423. The next prime is 53972431. The reversal of 53972428 is 82427935.

It is not an unprimeable number, because it can be changed into a prime (53972423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28813 + ... + 30628.

It is an arithmetic number, because the mean of its divisors is an integer number (7905786).

Almost surely, 2^53972428 is an apocalyptic number.

It is an amenable number.

53972428 is a deficient number, since it is larger than the sum of its proper divisors (40897004).

53972428 is a wasteful number, since it uses less digits than its factorization.

53972428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59672 (or 59670 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 53972428 is about 7346.5929518383. The cubic root of 53972428 is about 377.9119733809.

The spelling of 53972428 in words is "fifty-three million, nine hundred seventy-two thousand, four hundred twenty-eight".