74422343 has 4 divisors (see below), whose sum is σ = 74574408. Its totient is φ = 74270280.

The previous prime is 74422321. The next prime is 74422349. The reversal of 74422343 is 34322447.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74422343 - 2⁸ = 74422087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74422349) 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, 75296 + ... + 76277.

It is an arithmetic number, because the mean of its divisors is an integer number (18643602).

Almost surely, 2^74422343 is an apocalyptic number.

74422343 is a deficient number, since it is larger than the sum of its proper divisors (152065).

74422343 is a wasteful number, since it uses less digits than its factorization.

74422343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152064.

The product of its digits is 16128, while the sum is 29.

The square root of 74422343 is about 8626.8385286848. The cubic root of 74422343 is about 420.6308414930.

The spelling of 74422343 in words is "seventy-four million, four hundred twenty-two thousand, three hundred forty-three".