442274 has 12 divisors (see below), whose sum is σ = 771894. Its totient is φ = 189504.

The previous prime is 442271. The next prime is 442283. The reversal of 442274 is 472244.

It can be written as a sum of positive squares in only one way, i.e., 442225 + 49 = 665^2 + 7^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (442271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2159 + ... + 2354.

2⁴⁴²²⁷⁴ is an apocalyptic number.

442274 is a deficient number, since it is larger than the sum of its proper divisors (329620).

442274 is a wasteful number, since it uses less digits than its factorization.

442274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529 (or 4522 counting only the distinct ones).

The product of its digits is 1792, while the sum is 23.

The square root of 442274 is about 665.0368410848. The cubic root of 442274 is about 76.1898531323.

The spelling of 442274 in words is "four hundred forty-two thousand, two hundred seventy-four", and thus it is an iban number.