68619692 has 12 divisors (see below), whose sum is σ = 120317736. Its totient is φ = 34243200.

The previous prime is 68619679. The next prime is 68619731. The reversal of 68619692 is 29691686.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14309 + ... + 18492.

It is an arithmetic number, because the mean of its divisors is an integer number (10026478).

Almost surely, 2^68619692 is an apocalyptic number.

It is an amenable number.

68619692 is a deficient number, since it is larger than the sum of its proper divisors (51698044).

68619692 is a wasteful number, since it uses less digits than its factorization.

68619692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33328 (or 33326 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The square root of 68619692 is about 8283.7003808684. The cubic root of 68619692 is about 409.4016495053.

The spelling of 68619692 in words is "sixty-eight million, six hundred nineteen thousand, six hundred ninety-two".