68446992 has 40 divisors (see below), whose sum is σ = 177341824. Its totient is φ = 22748544.

The previous prime is 68446991. The next prime is 68446997. The reversal of 68446992 is 29964486.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (68446991) 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, 15993 + ... + 19815.

Almost surely, 2^68446992 is an apocalyptic number.

It is an amenable number.

68446992 is an abundant number, since it is smaller than the sum of its proper divisors (108894832).

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

68446992 is a wasteful number, since it uses less digits than its factorization.

68446992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4207 (or 4201 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 68446992 is about 8273.2697284689. The cubic root of 68446992 is about 409.0579043362.

The spelling of 68446992 in words is "sixty-eight million, four hundred forty-six thousand, nine hundred ninety-two".