68332912 has 10 divisors (see below), whose sum is σ = 132395048. Its totient is φ = 34166448.

The previous prime is 68332889. The next prime is 68332919. The reversal of 68332912 is 21923386.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68332919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2135388 + ... + 2135419.

Almost surely, 2^68332912 is an apocalyptic number.

It is an amenable number.

68332912 is a deficient number, since it is larger than the sum of its proper divisors (64062136).

68332912 is a wasteful number, since it uses less digits than its factorization.

68332912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270815 (or 4270809 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 68332912 is about 8266.3723603525. The cubic root of 68332912 is about 408.8305202250.

The spelling of 68332912 in words is "sixty-eight million, three hundred thirty-two thousand, nine hundred twelve".