74312377 has 8 divisors (see below), whose sum is σ = 77091840. Its totient is φ = 71579040.

The previous prime is 74312351. The next prime is 74312383. The reversal of 74312377 is 77321347.

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 74312377 - 2¹¹ = 74310329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74312327) 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, 8233 + ... + 14710.

It is an arithmetic number, because the mean of its divisors is an integer number (9636480).

Almost surely, 2^74312377 is an apocalyptic number.

It is an amenable number.

74312377 is a deficient number, since it is larger than the sum of its proper divisors (2779463).

74312377 is a wasteful number, since it uses less digits than its factorization.

74312377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23063.

The product of its digits is 24696, while the sum is 34.

The square root of 74312377 is about 8620.4626905985. The cubic root of 74312377 is about 420.4235655145.

The spelling of 74312377 in words is "seventy-four million, three hundred twelve thousand, three hundred seventy-seven".