82889792 has 28 divisors (see below), whose sum is σ = 171638976. Its totient is φ = 39642240.

The previous prime is 82889783. The next prime is 82889809. The reversal of 82889792 is 29798828.

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, 26684 + ... + 29627.

Almost surely, 2^82889792 is an apocalyptic number.

It is an amenable number.

82889792 is an abundant number, since it is smaller than the sum of its proper divisors (88749184).

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

82889792 is a wasteful number, since it uses less digits than its factorization.

82889792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56346 (or 56336 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 53.

The square root of 82889792 is about 9104.3831202339. The cubic root of 82889792 is about 436.0139153318.

The spelling of 82889792 in words is "eighty-two million, eight hundred eighty-nine thousand, seven hundred ninety-two".