86767956 has 48 divisors (see below), whose sum is σ = 245407680. Its totient is φ = 26292960.

The previous prime is 86767867. The next prime is 86767963. The reversal of 86767956 is 65976768.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35331 + ... + 37706.

It is an arithmetic number, because the mean of its divisors is an integer number (5112660).

Almost surely, 2^86767956 is an apocalyptic number.

It is an amenable number.

86767956 is an abundant number, since it is smaller than the sum of its proper divisors (158639724).

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

86767956 is a wasteful number, since it uses less digits than its factorization.

86767956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73061 (or 73053 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 86767956 is about 9314.9318838089. The cubic root of 86767956 is about 442.7104658098.

The spelling of 86767956 in words is "eighty-six million, seven hundred sixty-seven thousand, nine hundred fifty-six".