82361956 has 24 divisors (see below), whose sum is σ = 147240576. Its totient is φ = 40300320.

The previous prime is 82361953. The next prime is 82361999. The reversal of 82361956 is 65916328.

It is a super-2 number, since 2×82361956² = 13566983592291872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (82361953) 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, 54645 + ... + 56131.

It is an arithmetic number, because the mean of its divisors is an integer number (6135024).

Almost surely, 2^82361956 is an apocalyptic number.

It is an amenable number.

82361956 is a deficient number, since it is larger than the sum of its proper divisors (64878620).

82361956 is a wasteful number, since it uses less digits than its factorization.

82361956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779 (or 1777 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 82361956 is about 9075.3488087236. The cubic root of 82361956 is about 435.0864425032.

The spelling of 82361956 in words is "eighty-two million, three hundred sixty-one thousand, nine hundred fifty-six".