52615015 has 8 divisors (see below), whose sum is σ = 64606608. Its totient is φ = 41112960.

The previous prime is 52614997. The next prime is 52615037. The reversal of 52615015 is 51051625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52615015 - 2⁹ = 52614503 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 122146 + ... + 122575.

It is an arithmetic number, because the mean of its divisors is an integer number (8075826).

Almost surely, 2^52615015 is an apocalyptic number.

52615015 is a deficient number, since it is larger than the sum of its proper divisors (11991593).

52615015 is a wasteful number, since it uses less digits than its factorization.

52615015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244769.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 52615015 is about 7253.6208199767. The cubic root of 52615015 is about 374.7168588627.

The spelling of 52615015 in words is "fifty-two million, six hundred fifteen thousand, fifteen".