74493393 has 8 divisors (see below), whose sum is σ = 106964928. Its totient is φ = 45842064.

The previous prime is 74493379. The next prime is 74493401. The reversal of 74493393 is 39339447.

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

It is not a de Polignac number, because 74493393 - 2⁹ = 74492881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74493313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 955005 + ... + 955082.

It is an arithmetic number, because the mean of its divisors is an integer number (13370616).

Almost surely, 2^74493393 is an apocalyptic number.

It is an amenable number.

74493393 is a deficient number, since it is larger than the sum of its proper divisors (32471535).

74493393 is a wasteful number, since it uses less digits than its factorization.

74493393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910103.

The product of its digits is 244944, while the sum is 42.

The square root of 74493393 is about 8630.9555090963. The cubic root of 74493393 is about 420.7646557688.

The spelling of 74493393 in words is "seventy-four million, four hundred ninety-three thousand, three hundred ninety-three".