52986615 has 32 divisors (see below), whose sum is σ = 93885696. Its totient is φ = 25301760.

The previous prime is 52986607. The next prime is 52986623. The reversal of 52986615 is 51668925.

52986615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52986607) and next prime (52986623).

It is not a de Polignac number, because 52986615 - 2³ = 52986607 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 8659 + ... + 13451.

It is an arithmetic number, because the mean of its divisors is an integer number (2933928).

Almost surely, 2^52986615 is an apocalyptic number.

52986615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52986615 is a deficient number, since it is larger than the sum of its proper divisors (40899081).

52986615 is a wasteful number, since it uses less digits than its factorization.

52986615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879.

The product of its digits is 129600, while the sum is 42.

The square root of 52986615 is about 7279.1905456582. The cubic root of 52986615 is about 375.5969514486.

The spelling of 52986615 in words is "fifty-two million, nine hundred eighty-six thousand, six hundred fifteen".