74413918 has 16 divisors (see below), whose sum is σ = 118253520. Its totient is φ = 35021376.

The previous prime is 74413907. The next prime is 74413939. The reversal of 74413918 is 81931447.

It is a super-2 number, since 2×74413918² = 11074862384221448, which contains 22 as substring.

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, 271 + ... + 12202.

It is an arithmetic number, because the mean of its divisors is an integer number (7390845).

Almost surely, 2^74413918 is an apocalyptic number.

74413918 is a deficient number, since it is larger than the sum of its proper divisors (43839602).

74413918 is a wasteful number, since it uses less digits than its factorization.

74413918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12651.

The product of its digits is 24192, while the sum is 37.

The square root of 74413918 is about 8626.3502131550. The cubic root of 74413918 is about 420.6149683541.

The spelling of 74413918 in words is "seventy-four million, four hundred thirteen thousand, nine hundred eighteen".