68420374 has 16 divisors (see below), whose sum is σ = 112285440. Its totient is φ = 31009960.

The previous prime is 68420351. The next prime is 68420381. The reversal of 68420374 is 47302486.

It is a congruent number.

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, 3567 + ... + 12229.

It is an arithmetic number, because the mean of its divisors is an integer number (7017840).

Almost surely, 2^68420374 is an apocalyptic number.

68420374 is a deficient number, since it is larger than the sum of its proper divisors (43865066).

68420374 is a wasteful number, since it uses less digits than its factorization.

68420374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 68420374 is about 8271.6608973047. The cubic root of 68420374 is about 409.0048719836.

The spelling of 68420374 in words is "sixty-eight million, four hundred twenty thousand, three hundred seventy-four".