68377974 has 32 divisors (see below), whose sum is σ = 156788736. Its totient is φ = 19474560.

The previous prime is 68377951. The next prime is 68377993. The reversal of 68377974 is 47977386.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11739 + ... + 16569.

It is an arithmetic number, because the mean of its divisors is an integer number (4899648).

Almost surely, 2^68377974 is an apocalyptic number.

68377974 is an abundant number, since it is smaller than the sum of its proper divisors (88410762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68377974 is a wasteful number, since it uses less digits than its factorization.

68377974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180.

The product of its digits is 1778112, while the sum is 51.

The square root of 68377974 is about 8269.0975323792. The cubic root of 68377974 is about 408.9203679632.

The spelling of 68377974 in words is "sixty-eight million, three hundred seventy-seven thousand, nine hundred seventy-four".