82969715 has 8 divisors (see below), whose sum is σ = 99739680. Its totient is φ = 66258432.

The previous prime is 82969709. The next prime is 82969723. The reversal of 82969715 is 51796928.

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

It is a cyclic number.

It is not a de Polignac number, because 82969715 - 2²⁰ = 81921139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82969715.

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, 11495 + ... + 17264.

It is an arithmetic number, because the mean of its divisors is an integer number (12467460).

Almost surely, 2^82969715 is an apocalyptic number.

82969715 is a deficient number, since it is larger than the sum of its proper divisors (16769965).

82969715 is a wasteful number, since it uses less digits than its factorization.

82969715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29341.

The product of its digits is 272160, while the sum is 47.

The square root of 82969715 is about 9108.7713221927. The cubic root of 82969715 is about 436.1540063499.

The spelling of 82969715 in words is "eighty-two million, nine hundred sixty-nine thousand, seven hundred fifteen".