82549402 has 24 divisors (see below), whose sum is σ = 134711424. Its totient is φ = 37921104.

The previous prime is 82549387. The next prime is 82549447. The reversal of 82549402 is 20494528.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95223 + ... + 96085.

It is an arithmetic number, because the mean of its divisors is an integer number (5612976).

Almost surely, 2^82549402 is an apocalyptic number.

82549402 is a deficient number, since it is larger than the sum of its proper divisors (52162022).

82549402 is a wasteful number, since it uses less digits than its factorization.

82549402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 82549402 is about 9085.6701458946. The cubic root of 82549402 is about 435.4162607242.

The spelling of 82549402 in words is "eighty-two million, five hundred forty-nine thousand, four hundred two".