82746290 has 32 divisors (see below), whose sum is σ = 163171584. Its totient is φ = 29962240.

The previous prime is 82746289. The next prime is 82746337. The reversal of 82746290 is 9264728.

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, 26807 + ... + 29733.

It is an arithmetic number, because the mean of its divisors is an integer number (5099112).

Almost surely, 2^82746290 is an apocalyptic number.

82746290 is a deficient number, since it is larger than the sum of its proper divisors (80425294).

82746290 is a wasteful number, since it uses less digits than its factorization.

82746290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 82746290 is about 9096.4987770021. The cubic root of 82746290 is about 435.7621552966.

The spelling of 82746290 in words is "eighty-two million, seven hundred forty-six thousand, two hundred ninety".