82413915 has 8 divisors (see below), whose sum is σ = 131862288. Its totient is φ = 43954080.

The previous prime is 82413893. The next prime is 82413917. The reversal of 82413915 is 51931428.

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

It is not a de Polignac number, because 82413915 - 2⁵ = 82413883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82413917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2747116 + ... + 2747145.

It is an arithmetic number, because the mean of its divisors is an integer number (16482786).

Almost surely, 2^82413915 is an apocalyptic number.

82413915 is a deficient number, since it is larger than the sum of its proper divisors (49448373).

82413915 is a wasteful number, since it uses less digits than its factorization.

82413915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494269.

The product of its digits is 8640, while the sum is 33.

The square root of 82413915 is about 9078.2110021744. The cubic root of 82413915 is about 435.1779163880.

The spelling of 82413915 in words is "eighty-two million, four hundred thirteen thousand, nine hundred fifteen".