68738672 has 10 divisors (see below), whose sum is σ = 133181208. Its totient is φ = 34369328.

The previous prime is 68738653. The next prime is 68738689. The reversal of 68738672 is 27683786.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2148068 + ... + 2148099.

Almost surely, 2^68738672 is an apocalyptic number.

It is an amenable number.

68738672 is a deficient number, since it is larger than the sum of its proper divisors (64442536).

68738672 is a wasteful number, since it uses less digits than its factorization.

68738672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296175 (or 4296169 counting only the distinct ones).

The product of its digits is 677376, while the sum is 47.

The square root of 68738672 is about 8290.8788436450. The cubic root of 68738672 is about 409.6381340127.

The spelling of 68738672 in words is "sixty-eight million, seven hundred thirty-eight thousand, six hundred seventy-two".