74772622 has 8 divisors (see below), whose sum is σ = 112649400. Its totient is φ = 37222824.

The previous prime is 74772611. The next prime is 74772637. The reversal of 74772622 is 22627747.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81172 + ... + 82087.

It is an arithmetic number, because the mean of its divisors is an integer number (14081175).

Almost surely, 2^74772622 is an apocalyptic number.

74772622 is a deficient number, since it is larger than the sum of its proper divisors (37876778).

74772622 is a wasteful number, since it uses less digits than its factorization.

74772622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163490.

The product of its digits is 65856, while the sum is 37.

The square root of 74772622 is about 8647.1163979676. The cubic root of 74772622 is about 421.2897278407.

The spelling of 74772622 in words is "seventy-four million, seven hundred seventy-two thousand, six hundred twenty-two".