86976772 has 6 divisors (see below), whose sum is σ = 152209358. Its totient is φ = 43488384.

The previous prime is 86976749. The next prime is 86976781. The reversal of 86976772 is 27767968.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 75794436 + 11182336 = 8706^2 + 3344^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10872093 + ... + 10872100.

Almost surely, 2^86976772 is an apocalyptic number.

It is an amenable number.

86976772 is a deficient number, since it is larger than the sum of its proper divisors (65232586).

86976772 is a wasteful number, since it uses less digits than its factorization.

86976772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21744197 (or 21744195 counting only the distinct ones).

The product of its digits is 1778112, while the sum is 52.

The square root of 86976772 is about 9326.1338184695. The cubic root of 86976772 is about 443.0653240332.

The spelling of 86976772 in words is "eighty-six million, nine hundred seventy-six thousand, seven hundred seventy-two".