42944274 has 24 divisors (see below), whose sum is σ = 93168192. Its totient is φ = 14295960.

The previous prime is 42944267. The next prime is 42944287. The reversal of 42944274 is 47244924.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22539 + ... + 24369.

It is an arithmetic number, because the mean of its divisors is an integer number (3882008).

Almost surely, 2^42944274 is an apocalyptic number.

42944274 is an abundant number, since it is smaller than the sum of its proper divisors (50223918).

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

42944274 is a wasteful number, since it uses less digits than its factorization.

42944274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142 (or 3139 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 42944274 is about 6553.1880790955. The cubic root of 42944274 is about 350.1883992499.

The spelling of 42944274 in words is "forty-two million, nine hundred forty-four thousand, two hundred seventy-four".