74234422 has 4 divisors (see below), whose sum is σ = 111351636. Its totient is φ = 37117210.

The previous prime is 74234411. The next prime is 74234431. The reversal of 74234422 is 22443247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22443247 = 17 ⋅1320191.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18558604 + ... + 18558607.

It is an arithmetic number, because the mean of its divisors is an integer number (27837909).

Almost surely, 2^74234422 is an apocalyptic number.

74234422 is a deficient number, since it is larger than the sum of its proper divisors (37117214).

74234422 is a wasteful number, since it uses less digits than its factorization.

74234422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37117213.

The product of its digits is 10752, while the sum is 28.

The square root of 74234422 is about 8615.9399951485. The cubic root of 74234422 is about 420.2765034894.

Adding to 74234422 its reverse (22443247), we get a palindrome (96677669).

The spelling of 74234422 in words is "seventy-four million, two hundred thirty-four thousand, four hundred twenty-two".