74864622 has 32 divisors (see below), whose sum is σ = 171689472. Its totient is φ = 21318624.

The previous prime is 74864521. The next prime is 74864633. The reversal of 74864622 is 22646847.

It is a Smith number, since the sum of its digits (39) 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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10503 + ... + 16125.

It is an arithmetic number, because the mean of its divisors is an integer number (5365296).

Almost surely, 2^74864622 is an apocalyptic number.

74864622 is an abundant number, since it is smaller than the sum of its proper divisors (96824850).

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

74864622 is a wasteful number, since it uses less digits than its factorization.

74864622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5952.

The product of its digits is 129024, while the sum is 39.

The square root of 74864622 is about 8652.4344551115. The cubic root of 74864622 is about 421.4624415453.

The spelling of 74864622 in words is "seventy-four million, eight hundred sixty-four thousand, six hundred twenty-two".