68036506 has 16 divisors (see below), whose sum is σ = 105557760. Its totient is φ = 32855040.

The previous prime is 68036477. The next prime is 68036513. The reversal of 68036506 is 60563086.

It is a super-2 number, since 2×68036506² = 9257932297376072, which contains 22 as substring.

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, 46965 + ... + 48391.

It is an arithmetic number, because the mean of its divisors is an integer number (6597360).

Almost surely, 2^68036506 is an apocalyptic number.

68036506 is a deficient number, since it is larger than the sum of its proper divisors (37521254).

68036506 is a wasteful number, since it uses less digits than its factorization.

68036506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 68036506 is about 8248.4244556158. The cubic root of 68036506 is about 408.2385387430.

The spelling of 68036506 in words is "sixty-eight million, thirty-six thousand, five hundred six".