86822764 has 24 divisors (see below), whose sum is σ = 176495648. Its totient is φ = 36599040.

The previous prime is 86822753. The next prime is 86822773. The reversal of 86822764 is 46722868.

86822764 is a modest number, since divided by 22764 gives 868 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 86822764.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23709 + ... + 27124.

Almost surely, 2^86822764 is an apocalyptic number.

It is an amenable number.

86822764 is an abundant number, since it is smaller than the sum of its proper divisors (89672884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86822764 is a wasteful number, since it uses less digits than its factorization.

86822764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50905 (or 50903 counting only the distinct ones).

The product of its digits is 258048, while the sum is 43.

The square root of 86822764 is about 9317.8733625222. The cubic root of 86822764 is about 442.8036606144.

It can be divided in two parts, 868 and 22764, that added together give a palindrome (23632).

The spelling of 86822764 in words is "eighty-six million, eight hundred twenty-two thousand, seven hundred sixty-four".