82261004 has 24 divisors (see below), whose sum is σ = 167882400. Its totient is φ = 35254128.

The previous prime is 82260991. The next prime is 82261033. The reversal of 82261004 is 40016228.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28607 + ... + 31350.

It is an arithmetic number, because the mean of its divisors is an integer number (6995100).

Almost surely, 2^82261004 is an apocalyptic number.

It is an amenable number.

82261004 is an abundant number, since it is smaller than the sum of its proper divisors (85621396).

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

82261004 is a wasteful number, since it uses less digits than its factorization.

82261004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59982 (or 59966 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 82261004 is about 9069.7852234769. The cubic root of 82261004 is about 434.9086063335.

The spelling of 82261004 in words is "eighty-two million, two hundred sixty-one thousand, four".