74660361 has 4 divisors (see below), whose sum is σ = 99547152. Its totient is φ = 49773572.

The previous prime is 74660317. The next prime is 74660371. The reversal of 74660361 is 16306647.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74660361 - 2⁷ = 74660233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74660371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12443391 + ... + 12443396.

It is an arithmetic number, because the mean of its divisors is an integer number (24886788).

Almost surely, 2^74660361 is an apocalyptic number.

It is an amenable number.

74660361 is a deficient number, since it is larger than the sum of its proper divisors (24886791).

74660361 is a wasteful number, since it uses less digits than its factorization.

74660361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24886790.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 74660361 is about 8640.6227206145. The cubic root of 74660361 is about 421.0787856832.

The spelling of 74660361 in words is "seventy-four million, six hundred sixty thousand, three hundred sixty-one".