74347122 has 16 divisors (see below), whose sum is σ = 148779072. Its totient is φ = 24768240.

The previous prime is 74347093. The next prime is 74347123. The reversal of 74347122 is 22174347.

It is a self number, because there is not a number n which added to its sum of digits gives 74347122.

It is not an unprimeable number, because it can be changed into a prime (74347123) 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, 17403 + ... + 21249.

It is an arithmetic number, because the mean of its divisors is an integer number (9298692).

Almost surely, 2^74347122 is an apocalyptic number.

74347122 is an abundant number, since it is smaller than the sum of its proper divisors (74431950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74347122 is a wasteful number, since it uses less digits than its factorization.

74347122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7073.

The product of its digits is 9408, while the sum is 30.

The square root of 74347122 is about 8622.4777181504. The cubic root of 74347122 is about 420.4890787858.

The spelling of 74347122 in words is "seventy-four million, three hundred forty-seven thousand, one hundred twenty-two".