53725860 has 36 divisors (see below), whose sum is σ = 162968988. Its totient is φ = 14326848.

The previous prime is 53725853. The next prime is 53725873. The reversal of 53725860 is 6852735.

53725860 is a `hidden beast` number, since 5 + 3 + 72 + 586 + 0 = 666.

53725860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41447844 + 12278016 = 6438^2 + 3504^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149059 + ... + 149418.

Almost surely, 2^53725860 is an apocalyptic number.

It is an amenable number.

53725860 is an abundant number, since it is smaller than the sum of its proper divisors (109243128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53725860 is a wasteful number, since it uses less digits than its factorization.

53725860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298492 (or 298487 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 53725860 is about 7329.7926300817. The cubic root of 53725860 is about 377.3356096067.

The spelling of 53725860 in words is "fifty-three million, seven hundred twenty-five thousand, eight hundred sixty".