816033976 has 16 divisors (see below), whose sum is σ = 1549432800. Its totient is φ = 402851904.

The previous prime is 816033973. The next prime is 816033979. The reversal of 816033976 is 679330618.

It is an interprime number because it is at equal distance from previous prime (816033973) and next prime (816033979).

It is a super-2 number, since 2×816033976² = 1331822899972737152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816033973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644965 + ... + 646228.

It is an arithmetic number, because the mean of its divisors is an integer number (96839550).

Almost surely, 2^816033976 is an apocalyptic number.

It is an amenable number.

816033976 is a deficient number, since it is larger than the sum of its proper divisors (733398824).

816033976 is a wasteful number, since it uses less digits than its factorization.

816033976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291278 (or 1291274 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 816033976 is about 28566.3084069328. The cubic root of 816033976 is about 934.4787150205.

The spelling of 816033976 in words is "eight hundred sixteen million, thirty-three thousand, nine hundred seventy-six".