52786915 has 16 divisors (see below), whose sum is σ = 64576512. Its totient is φ = 41416704.

The previous prime is 52786897. The next prime is 52786927. The reversal of 52786915 is 51968725.

It is a cyclic number.

It is not a de Polignac number, because 52786915 - 2⁷ = 52786787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61167 + ... + 62023.

It is an arithmetic number, because the mean of its divisors is an integer number (4036032).

Almost surely, 2^52786915 is an apocalyptic number.

52786915 is a deficient number, since it is larger than the sum of its proper divisors (11789597).

52786915 is a wasteful number, since it uses less digits than its factorization.

52786915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086.

The product of its digits is 151200, while the sum is 43.

The square root of 52786915 is about 7265.4604121143. The cubic root of 52786915 is about 375.1244979221.

The spelling of 52786915 in words is "fifty-two million, seven hundred eighty-six thousand, nine hundred fifteen".