74489855 has 8 divisors (see below), whose sum is σ = 97514064. Its totient is φ = 54174400.

The previous prime is 74489839. The next prime is 74489873. The reversal of 74489855 is 55898447.

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

It is not a de Polignac number, because 74489855 - 2⁴ = 74489839 is a prime.

It is a Duffinian number.

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, 677126 + ... + 677235.

It is an arithmetic number, because the mean of its divisors is an integer number (12189258).

Almost surely, 2^74489855 is an apocalyptic number.

74489855 is a deficient number, since it is larger than the sum of its proper divisors (23024209).

74489855 is a wasteful number, since it uses less digits than its factorization.

74489855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354377.

The product of its digits is 1612800, while the sum is 50.

The square root of 74489855 is about 8630.7505467369. The cubic root of 74489855 is about 420.7579943775.

The spelling of 74489855 in words is "seventy-four million, four hundred eighty-nine thousand, eight hundred fifty-five".