68426392 has 32 divisors (see below), whose sum is σ = 132619680. Its totient is φ = 33080320.

The previous prime is 68426387. The next prime is 68426401. The reversal of 68426392 is 29362486.

It is a super-2 number, since 2×68426392² = 9364342244275328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28968 + ... + 31240.

It is an arithmetic number, because the mean of its divisors is an integer number (4144365).

Almost surely, 2^68426392 is an apocalyptic number.

It is an amenable number.

68426392 is a deficient number, since it is larger than the sum of its proper divisors (64193288).

68426392 is a wasteful number, since it uses less digits than its factorization.

68426392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403 (or 2399 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 68426392 is about 8272.0246614719. The cubic root of 68426392 is about 409.0168631446.

The spelling of 68426392 in words is "sixty-eight million, four hundred twenty-six thousand, three hundred ninety-two".