42274244 has 12 divisors (see below), whose sum is σ = 75554304. Its totient is φ = 20687304.

The previous prime is 42274217. The next prime is 42274247. The reversal of 42274244 is 44247224.

It is a super-2 number, since 2×42274244² = 3574223411543072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42274247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112244 + ... + 112619.

It is an arithmetic number, because the mean of its divisors is an integer number (6296192).

Almost surely, 2^42274244 is an apocalyptic number.

It is an amenable number.

42274244 is a deficient number, since it is larger than the sum of its proper divisors (33280060).

42274244 is a wasteful number, since it uses less digits than its factorization.

42274244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224914 (or 224912 counting only the distinct ones).

The product of its digits is 14336, while the sum is 29.

The square root of 42274244 is about 6501.8646556200. The cubic root of 42274244 is about 348.3575947225.

The spelling of 42274244 in words is "forty-two million, two hundred seventy-four thousand, two hundred forty-four".