82494915 has 16 divisors (see below), whose sum is σ = 132523776. Its totient is φ = 43820000.

The previous prime is 82494899. The next prime is 82494943. The reversal of 82494915 is 51949428.

It is not a de Polignac number, because 82494915 - 2⁴ = 82494899 is a prime.

It is a super-2 number, since 2×82494915² = 13610822001714450, which contains 22 as substring.

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, 7191 + ... + 14720.

It is an arithmetic number, because the mean of its divisors is an integer number (8282736).

Almost surely, 2^82494915 is an apocalyptic number.

82494915 is a deficient number, since it is larger than the sum of its proper divisors (50028861).

82494915 is a wasteful number, since it uses less digits than its factorization.

82494915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22170.

The product of its digits is 103680, while the sum is 42.

The square root of 82494915 is about 9082.6711379417. The cubic root of 82494915 is about 435.3204403348.

The spelling of 82494915 in words is "eighty-two million, four hundred ninety-four thousand, nine hundred fifteen".