74583381 has 8 divisors (see below), whose sum is σ = 99823680. Its totient is φ = 49532672.

The previous prime is 74583367. The next prime is 74583451. The reversal of 74583381 is 18338547.

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

It is a cyclic number.

It is not a de Polignac number, because 74583381 - 2⁶ = 74583317 is a prime.

It is a super-2 number, since 2×74583381² = 11125361442782322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74583361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46476 + ... + 48053.

It is an arithmetic number, because the mean of its divisors is an integer number (12477960).

Almost surely, 2^74583381 is an apocalyptic number.

It is an amenable number.

74583381 is a deficient number, since it is larger than the sum of its proper divisors (25240299).

74583381 is a wasteful number, since it uses less digits than its factorization.

74583381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94795.

The product of its digits is 80640, while the sum is 39.

The square root of 74583381 is about 8636.1670317335. The cubic root of 74583381 is about 420.9340154577.

The spelling of 74583381 in words is "seventy-four million, five hundred eighty-three thousand, three hundred eighty-one".