442338274 has 16 divisors (see below), whose sum is σ = 765007488. Its totient is φ = 187895232.

The previous prime is 442338271. The next prime is 442338311. The reversal of 442338274 is 472833244.

It is not an unprimeable number, because it can be changed into a prime (442338271) 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, 138222 + ... + 141385.

It is an arithmetic number, because the mean of its divisors is an integer number (47812968).

Almost surely, 2^442338274 is an apocalyptic number.

442338274 is a deficient number, since it is larger than the sum of its proper divisors (322669214).

442338274 is a wasteful number, since it uses less digits than its factorization.

442338274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279729.

The product of its digits is 129024, while the sum is 37.

The square root of 442338274 is about 21031.8395296275. The cubic root of 442338274 is about 761.9354374749.

The spelling of 442338274 in words is "four hundred forty-two million, three hundred thirty-eight thousand, two hundred seventy-four".