74194073 has 4 divisors (see below), whose sum is σ = 74363520. Its totient is φ = 74024628.

The previous prime is 74194063. The next prime is 74194079. The reversal of 74194073 is 37049147.

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 74194073 - 2²⁴ = 57416857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74194079) 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, 84065 + ... + 84942.

It is an arithmetic number, because the mean of its divisors is an integer number (18590880).

Almost surely, 2^74194073 is an apocalyptic number.

It is an amenable number.

74194073 is a deficient number, since it is larger than the sum of its proper divisors (169447).

74194073 is a wasteful number, since it uses less digits than its factorization.

74194073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169446.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 74194073 is about 8613.5981447941. The cubic root of 74194073 is about 420.2003447054.

The spelling of 74194073 in words is "seventy-four million, one hundred ninety-four thousand, seventy-three".