82409264 has 40 divisors (see below), whose sum is σ = 182943648. Its totient is φ = 35228160.

The previous prime is 82409219. The next prime is 82409267. The reversal of 82409264 is 46290428.

It is not an unprimeable number, because it can be changed into a prime (82409267) 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, 61724 + ... + 63044.

Almost surely, 2^82409264 is an apocalyptic number.

It is an amenable number.

82409264 is an abundant number, since it is smaller than the sum of its proper divisors (100534384).

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

82409264 is a wasteful number, since it uses less digits than its factorization.

82409264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893 (or 1887 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 82409264 is about 9077.9548357546. The cubic root of 82409264 is about 435.1697298637.

The spelling of 82409264 in words is "eighty-two million, four hundred nine thousand, two hundred sixty-four".