86967424 has 16 divisors (see below), whose sum is σ = 173255670. Its totient is φ = 43483648.

The previous prime is 86967383. The next prime is 86967443. The reversal of 86967424 is 42476968.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60341824 + 26625600 = 7768^2 + 5160^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339589 + ... + 339844.

Almost surely, 2^86967424 is an apocalyptic number.

It is an amenable number.

86967424 is a deficient number, since it is larger than the sum of its proper divisors (86288246).

86967424 is an equidigital number, since it uses as much as digits as its factorization.

86967424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679447 (or 679435 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 86967424 is about 9325.6326326958. The cubic root of 86967424 is about 443.0494503582.

The spelling of 86967424 in words is "eighty-six million, nine hundred sixty-seven thousand, four hundred twenty-four".