82966672 has 10 divisors (see below), whose sum is σ = 160747958. Its totient is φ = 41483328.

The previous prime is 82966661. The next prime is 82966693. The reversal of 82966672 is 27666928.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 72182016 + 10784656 = 8496^2 + 3284^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2592693 + ... + 2592724.

Almost surely, 2^82966672 is an apocalyptic number.

It is an amenable number.

82966672 is a deficient number, since it is larger than the sum of its proper divisors (77781286).

82966672 is a wasteful number, since it uses less digits than its factorization.

82966672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185425 (or 5185419 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 82966672 is about 9108.6042838626. The cubic root of 82966672 is about 436.1486741518.

It can be divided in two parts, 82966 and 672, that added together give a palindrome (83638).

The spelling of 82966672 in words is "eighty-two million, nine hundred sixty-six thousand, six hundred seventy-two".