82999266 has 16 divisors (see below), whose sum is σ = 189712704. Its totient is φ = 23714064.

The previous prime is 82999261. The next prime is 82999271. The reversal of 82999266 is 66299928.

It is an interprime number because it is at equal distance from previous prime (82999261) and next prime (82999271).

It is not an unprimeable number, because it can be changed into a prime (82999261) 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, 988045 + ... + 988128.

It is an arithmetic number, because the mean of its divisors is an integer number (11857044).

Almost surely, 2^82999266 is an apocalyptic number.

82999266 is an abundant number, since it is smaller than the sum of its proper divisors (106713438).

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

82999266 is a wasteful number, since it uses less digits than its factorization.

82999266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976185.

The product of its digits is 839808, while the sum is 51.

The square root of 82999266 is about 9110.3932955718. The cubic root of 82999266 is about 436.2057812944.

The spelling of 82999266 in words is "eighty-two million, nine hundred ninety-nine thousand, two hundred sixty-six".