74864222 has 16 divisors (see below), whose sum is σ = 113447040. Its totient is φ = 37050912.

The previous prime is 74864203. The next prime is 74864233. The reversal of 74864222 is 22246847.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101768 + ... + 102500.

It is an arithmetic number, because the mean of its divisors is an integer number (7090440).

Almost surely, 2^74864222 is an apocalyptic number.

74864222 is a deficient number, since it is larger than the sum of its proper divisors (38582818).

74864222 is a wasteful number, since it uses less digits than its factorization.

74864222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187.

The product of its digits is 43008, while the sum is 35.

The square root of 74864222 is about 8652.4113401988. The cubic root of 74864222 is about 421.4616909225.

The spelling of 74864222 in words is "seventy-four million, eight hundred sixty-four thousand, two hundred twenty-two".