42922224 has 50 divisors (see below), whose sum is σ = 124233120. Its totient is φ = 14306976.

The previous prime is 42922219. The next prime is 42922241. The reversal of 42922224 is 42222924.

It is a happy number.

42922224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

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 9 ways as a sum of consecutive naturals, for example, 15264 + ... + 17855.

Almost surely, 2^42922224 is an apocalyptic number.

It is an amenable number.

42922224 is an abundant number, since it is smaller than the sum of its proper divisors (81310896).

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

42922224 is a wasteful number, since it uses less digits than its factorization.

42922224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33139 (or 33124 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 42922224 is about 6551.5054758429. The cubic root of 42922224 is about 350.1284535308.

The spelling of 42922224 in words is "forty-two million, nine hundred twenty-two thousand, two hundred twenty-four".