68922986 has 16 divisors (see below), whose sum is σ = 113067360. Its totient is φ = 31249680.

The previous prime is 68922983. The next prime is 68922991.

68922986 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (68922983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5480 + ... + 12956.

It is an arithmetic number, because the mean of its divisors is an integer number (7066710).

Almost surely, 2^68922986 is an apocalyptic number.

68922986 is a deficient number, since it is larger than the sum of its proper divisors (44144374).

68922986 is a wasteful number, since it uses less digits than its factorization.

68922986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7909.

The product of its digits is 746496, while the sum is 50.

The square root of 68922986 is about 8301.9868706232. The cubic root of 68922986 is about 410.0039380942.

The spelling of 68922986 in words is "sixty-eight million, nine hundred twenty-two thousand, nine hundred eighty-six".