82713408 has 28 divisors (see below), whose sum is σ = 218846400. Its totient is φ = 27571072.

The previous prime is 82713361. The next prime is 82713413. The reversal of 82713408 is 80431728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215208 + ... + 215591.

Almost surely, 2^82713408 is an apocalyptic number.

It is an amenable number.

82713408 is an abundant number, since it is smaller than the sum of its proper divisors (136132992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82713408 is a wasteful number, since it uses less digits than its factorization.

82713408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430814 (or 430804 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 82713408 is about 9094.6911987159. The cubic root of 82713408 is about 435.7044261037.

The spelling of 82713408 in words is "eighty-two million, seven hundred thirteen thousand, four hundred eight".