68957632 has 28 divisors (see below), whose sum is σ = 137105136. Its totient is φ = 34411520.

The previous prime is 68957617. The next prime is 68957659. The reversal of 68957632 is 23675986.

It is a super-2 number, since 2×68957632² = 9510310022094848, 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 3 ways as a sum of consecutive naturals, for example, 55773 + ... + 56995.

It is an arithmetic number, because the mean of its divisors is an integer number (4896612).

Almost surely, 2^68957632 is an apocalyptic number.

It is an amenable number.

68957632 is a deficient number, since it is larger than the sum of its proper divisors (68147504).

68957632 is a wasteful number, since it uses less digits than its factorization.

68957632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116 (or 2106 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 68957632 is about 8304.0732174036. The cubic root of 68957632 is about 410.0726264364.

The spelling of 68957632 in words is "sixty-eight million, nine hundred fifty-seven thousand, six hundred thirty-two".