53425642 has 16 divisors (see below), whose sum is σ = 83825280. Its totient is φ = 25489552.

The previous prime is 53425637. The next prime is 53425661. The reversal of 53425642 is 24652435.

It is a super-2 number, since 2×53425642² = 5708598446224328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21984 + ... + 24292.

It is an arithmetic number, because the mean of its divisors is an integer number (5239080).

Almost surely, 2^53425642 is an apocalyptic number.

53425642 is a deficient number, since it is larger than the sum of its proper divisors (30399638).

53425642 is a wasteful number, since it uses less digits than its factorization.

53425642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837.

The product of its digits is 28800, while the sum is 31.

The square root of 53425642 is about 7309.2846435202. The cubic root of 53425642 is about 376.6314508370.

The spelling of 53425642 in words is "fifty-three million, four hundred twenty-five thousand, six hundred forty-two".