442255132 has 24 divisors (see below), whose sum is σ = 881016192. Its totient is φ = 192284400.

The previous prime is 442255127. The next prime is 442255157. The reversal of 442255132 is 231552244.

It is a self number, because there is not a number n which added to its sum of digits gives 442255132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217494 + ... + 219517.

It is an arithmetic number, because the mean of its divisors is an integer number (36709008).

Almost surely, 2^442255132 is an apocalyptic number.

It is an amenable number.

442255132 is a deficient number, since it is larger than the sum of its proper divisors (438761060).

442255132 is a wasteful number, since it uses less digits than its factorization.

442255132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437049 (or 437047 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 442255132 is about 21029.8628621301. The cubic root of 442255132 is about 761.8876966324.

The spelling of 442255132 in words is "four hundred forty-two million, two hundred fifty-five thousand, one hundred thirty-two".