52665903 has 16 divisors (see below), whose sum is σ = 79014400. Its totient is φ = 34664760.

The previous prime is 52665901. The next prime is 52665913. The reversal of 52665903 is 30956625.

52665903 is a `hidden beast` number, since 5 + 2 + 66 + 590 + 3 = 666.

It is not a de Polignac number, because 52665903 - 2¹ = 52665901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52665901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10213 + ... + 14478.

It is an arithmetic number, because the mean of its divisors is an integer number (4938400).

Almost surely, 2^52665903 is an apocalyptic number.

52665903 is a deficient number, since it is larger than the sum of its proper divisors (26348497).

52665903 is a wasteful number, since it uses less digits than its factorization.

52665903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24779 (or 24773 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 52665903 is about 7257.1277376108. The cubic root of 52665903 is about 374.8376257024.

The spelling of 52665903 in words is "fifty-two million, six hundred sixty-five thousand, nine hundred three".