74686694 has 8 divisors (see below), whose sum is σ = 112214640. Its totient is φ = 37281816.

The previous prime is 74686669. The next prime is 74686721. The reversal of 74686694 is 49668647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29234 + ... + 31685.

It is an arithmetic number, because the mean of its divisors is an integer number (14026830).

Almost surely, 2^74686694 is an apocalyptic number.

74686694 is a deficient number, since it is larger than the sum of its proper divisors (37527946).

74686694 is a wasteful number, since it uses less digits than its factorization.

74686694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61534.

The product of its digits is 1741824, while the sum is 50.

The square root of 74686694 is about 8642.1463769136. The cubic root of 74686694 is about 421.1282852398.

The spelling of 74686694 in words is "seventy-four million, six hundred eighty-six thousand, six hundred ninety-four".