442040244 has 24 divisors (see below), whose sum is σ = 1085713440. Its totient is φ = 139591584.

The previous prime is 442040231. The next prime is 442040267.

442040244 is nontrivially palindromic in base 10.

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, 969159 + ... + 969614.

It is an arithmetic number, because the mean of its divisors is an integer number (45238060).

Almost surely, 2^442040244 is an apocalyptic number.

It is an amenable number.

442040244 is an abundant number, since it is smaller than the sum of its proper divisors (643673196).

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

442040244 is a wasteful number, since it uses less digits than its factorization.

442040244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938799 (or 1938797 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 442040244 is about 21024.7531257801. The cubic root of 442040244 is about 761.7642783945.

The spelling of 442040244 in words is "four hundred forty-two million, forty thousand, two hundred forty-four".