442060252 has 12 divisors (see below), whose sum is σ = 774567360. Its totient is φ = 220755296.

The previous prime is 442060249. The next prime is 442060309. The reversal of 442060252 is 252060244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65068 + ... + 71539.

It is an arithmetic number, because the mean of its divisors is an integer number (64547280).

Almost surely, 2^442060252 is an apocalyptic number.

It is an amenable number.

442060252 is a deficient number, since it is larger than the sum of its proper divisors (332507108).

442060252 is a wasteful number, since it uses less digits than its factorization.

442060252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137420 (or 137418 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 442060252 is about 21025.2289404896. The cubic root of 442060252 is about 761.7757714278.

The spelling of 442060252 in words is "four hundred forty-two million, sixty thousand, two hundred fifty-two".