42274392 has 32 divisors (see below), whose sum is σ = 111249600. Its totient is φ = 13349664.

The previous prime is 42274381. The next prime is 42274399. The reversal of 42274392 is 29347224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42274399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45898 + ... + 46809.

It is an arithmetic number, because the mean of its divisors is an integer number (3476550).

Almost surely, 2^42274392 is an apocalyptic number.

It is an amenable number.

42274392 is an abundant number, since it is smaller than the sum of its proper divisors (68975208).

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

42274392 is a wasteful number, since it uses less digits than its factorization.

42274392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92735 (or 92731 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 42274392 is about 6501.8760369604. The cubic root of 42274392 is about 348.3580012495.

The spelling of 42274392 in words is "forty-two million, two hundred seventy-four thousand, three hundred ninety-two".