82110664 has 16 divisors (see below), whose sum is σ = 154053900. Its totient is φ = 41029632.

The previous prime is 82110643. The next prime is 82110671. The reversal of 82110664 is 46601128.

It can be written as a sum of positive squares in 2 ways, for example, as 49140100 + 32970564 = 7010^2 + 5742^2 .

It is a super-2 number, since 2×82110664² = 13484322285041792, 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, 22024 + ... + 25480.

Almost surely, 2^82110664 is an apocalyptic number.

It is an amenable number.

82110664 is a deficient number, since it is larger than the sum of its proper divisors (71943236).

82110664 is a wasteful number, since it uses less digits than its factorization.

82110664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432 (or 6428 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 82110664 is about 9061.4934751397. The cubic root of 82110664 is about 434.6434988133.

The spelling of 82110664 in words is "eighty-two million, one hundred ten thousand, six hundred sixty-four".