74681365 has 8 divisors (see below), whose sum is σ = 97764768. Its totient is φ = 54313680.

The previous prime is 74681359. The next prime is 74681371. The reversal of 74681365 is 56318647.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74681359) and next prime (74681371).

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

It is not a de Polignac number, because 74681365 - 2⁷ = 74681237 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, 678867 + ... + 678976.

It is an arithmetic number, because the mean of its divisors is an integer number (12220596).

Almost surely, 2^74681365 is an apocalyptic number.

It is an amenable number.

74681365 is a deficient number, since it is larger than the sum of its proper divisors (23083403).

74681365 is a wasteful number, since it uses less digits than its factorization.

74681365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357859.

The product of its digits is 120960, while the sum is 40.

The square root of 74681365 is about 8641.8380568025. The cubic root of 74681365 is about 421.1182689710.

The spelling of 74681365 in words is "seventy-four million, six hundred eighty-one thousand, three hundred sixty-five".