82613394 has 12 divisors (see below), whose sum is σ = 178995726. Its totient is φ = 27537792.

The previous prime is 82613383. The next prime is 82613411. The reversal of 82613394 is 49331628.

82613394 is a `hidden beast` number, since 8 + 2 + 613 + 39 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 64593369 + 18020025 = 8037^2 + 4245^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2294799 + ... + 2294834.

Almost surely, 2^82613394 is an apocalyptic number.

82613394 is an abundant number, since it is smaller than the sum of its proper divisors (96382332).

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

82613394 is a wasteful number, since it uses less digits than its factorization.

82613394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4589641 (or 4589638 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 82613394 is about 9089.1910531136. The cubic root of 82613394 is about 435.5287427046.

The spelling of 82613394 in words is "eighty-two million, six hundred thirteen thousand, three hundred ninety-four".