74445938 has 8 divisors (see below), whose sum is σ = 127621632. Its totient is φ = 31905396.

The previous prime is 74445923. The next prime is 74445947. The reversal of 74445938 is 83954447.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2658770 + ... + 2658797.

It is an arithmetic number, because the mean of its divisors is an integer number (15952704).

Almost surely, 2^74445938 is an apocalyptic number.

74445938 is a deficient number, since it is larger than the sum of its proper divisors (53175694).

74445938 is a wasteful number, since it uses less digits than its factorization.

74445938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317576.

The product of its digits is 483840, while the sum is 44.

The square root of 74445938 is about 8628.2059548900. The cubic root of 74445938 is about 420.6752893279.

The spelling of 74445938 in words is "seventy-four million, four hundred forty-five thousand, nine hundred thirty-eight".