68964456 has 32 divisors (see below), whose sum is σ = 188085600. Its totient is φ = 20898240.

The previous prime is 68964449. The next prime is 68964457. The reversal of 68964456 is 65446986.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (68964457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130351 + ... + 130878.

It is an arithmetic number, because the mean of its divisors is an integer number (5877675).

Almost surely, 2^68964456 is an apocalyptic number.

68964456 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

68964456 is an abundant number, since it is smaller than the sum of its proper divisors (119121144).

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

68964456 is a wasteful number, since it uses less digits than its factorization.

68964456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261249 (or 261245 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 68964456 is about 8304.4840899360. The cubic root of 68964456 is about 410.0861528255.

The spelling of 68964456 in words is "sixty-eight million, nine hundred sixty-four thousand, four hundred fifty-six".