74458394 has 8 divisors (see below), whose sum is σ = 113217780. Its totient is φ = 36719136.

The previous prime is 74458381. The next prime is 74458403. The reversal of 74458394 is 49385447.

It can be written as a sum of positive squares in 2 ways, for example, as 68674369 + 5784025 = 8287^2 + 2405^2 .

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, 254849 + ... + 255140.

Almost surely, 2^74458394 is an apocalyptic number.

74458394 is a deficient number, since it is larger than the sum of its proper divisors (38759386).

74458394 is a wasteful number, since it uses less digits than its factorization.

74458394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510064.

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

The square root of 74458394 is about 8628.9277433526. The cubic root of 74458394 is about 420.6987499282.

The spelling of 74458394 in words is "seventy-four million, four hundred fifty-eight thousand, three hundred ninety-four".