82589516 has 12 divisors (see below), whose sum is σ = 145398288. Its totient is φ = 41047152.

The previous prime is 82589501. The next prime is 82589579. The reversal of 82589516 is 61598528.

It is a super-2 number, since 2×82589516² = 13642056306228512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61151 + ... + 62486.

It is an arithmetic number, because the mean of its divisors is an integer number (12116524).

Almost surely, 2^82589516 is an apocalyptic number.

It is an amenable number.

82589516 is a deficient number, since it is larger than the sum of its proper divisors (62808772).

82589516 is a wasteful number, since it uses less digits than its factorization.

82589516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123808 (or 123806 counting only the distinct ones).

The product of its digits is 172800, while the sum is 44.

The square root of 82589516 is about 9087.8774199480. The cubic root of 82589516 is about 435.4867779298.

The spelling of 82589516 in words is "eighty-two million, five hundred eighty-nine thousand, five hundred sixteen".