53425616 has 20 divisors (see below), whose sum is σ = 104271972. Its totient is φ = 26516736.

The previous prime is 53425613. The next prime is 53425637. The reversal of 53425616 is 61652435.

It can be written as a sum of positive squares in 2 ways, for example, as 24049216 + 29376400 = 4904^2 + 5420^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53425613) 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, 9995 + ... + 14378.

Almost surely, 2^53425616 is an apocalyptic number.

It is an amenable number.

53425616 is a deficient number, since it is larger than the sum of its proper divisors (50846356).

53425616 is a wasteful number, since it uses less digits than its factorization.

53425616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24518 (or 24512 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 53425616 is about 7309.2828649601. The cubic root of 53425616 is about 376.6313897401.

The spelling of 53425616 in words is "fifty-three million, four hundred twenty-five thousand, six hundred sixteen".