68379312 has 20 divisors (see below), whose sum is σ = 176646680. Its totient is φ = 22793088.

The previous prime is 68379307. The next prime is 68379317. The reversal of 68379312 is 21397386.

It is an interprime number because it is at equal distance from previous prime (68379307) and next prime (68379317).

It is not an unprimeable number, because it can be changed into a prime (68379317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 712237 + ... + 712332.

It is an arithmetic number, because the mean of its divisors is an integer number (8832334).

Almost surely, 2^68379312 is an apocalyptic number.

It is an amenable number.

68379312 is an abundant number, since it is smaller than the sum of its proper divisors (108267368).

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

68379312 is a wasteful number, since it uses less digits than its factorization.

68379312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424580 (or 1424574 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 68379312 is about 8269.1784356126. The cubic root of 68379312 is about 408.9230351568.

The spelling of 68379312 in words is "sixty-eight million, three hundred seventy-nine thousand, three hundred twelve".