68974167 has 4 divisors (see below), whose sum is σ = 91965560. Its totient is φ = 45982776.

The previous prime is 68974159. The next prime is 68974181. The reversal of 68974167 is 76147986.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 68974167 - 2³ = 68974159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68974187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11495692 + ... + 11495697.

It is an arithmetic number, because the mean of its divisors is an integer number (22991390).

Almost surely, 2^68974167 is an apocalyptic number.

68974167 is a deficient number, since it is larger than the sum of its proper divisors (22991393).

68974167 is a wasteful number, since it uses less digits than its factorization.

68974167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22991392.

The product of its digits is 508032, while the sum is 48.

The square root of 68974167 is about 8305.0687534782. The cubic root of 68974167 is about 410.1054002271.

The spelling of 68974167 in words is "sixty-eight million, nine hundred seventy-four thousand, one hundred sixty-seven".