82846772 has 12 divisors (see below), whose sum is σ = 145157796. Its totient is φ = 41373120.

The previous prime is 82846769. The next prime is 82846781. The reversal of 82846772 is 27764828.

It can be written as a sum of positive squares in 2 ways, for example, as 42954916 + 39891856 = 6554^2 + 6316^2 .

It is a congruent number.

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, 8729 + ... + 15552.

It is an arithmetic number, because the mean of its divisors is an integer number (12096483).

Almost surely, 2^82846772 is an apocalyptic number.

It is an amenable number.

82846772 is a deficient number, since it is larger than the sum of its proper divisors (62311024).

82846772 is a wasteful number, since it uses less digits than its factorization.

82846772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25138 (or 25136 counting only the distinct ones).

The product of its digits is 301056, while the sum is 44.

The square root of 82846772 is about 9102.0202153148. The cubic root of 82846772 is about 435.9384715240.

The spelling of 82846772 in words is "eighty-two million, eight hundred forty-six thousand, seven hundred seventy-two".