442755652 has 12 divisors (see below), whose sum is σ = 775111680. Its totient is φ = 221295176.

The previous prime is 442755623. The next prime is 442755659. The reversal of 442755652 is 256557244.

It is not an unprimeable number, because it can be changed into a prime (442755659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7708 + ... + 30739.

It is an arithmetic number, because the mean of its divisors is an integer number (64592640).

Almost surely, 2^442755652 is an apocalyptic number.

It is an amenable number.

442755652 is a deficient number, since it is larger than the sum of its proper divisors (332356028).

442755652 is a wasteful number, since it uses less digits than its factorization.

442755652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41330 (or 41328 counting only the distinct ones).

The product of its digits is 336000, while the sum is 40.

The square root of 442755652 is about 21041.7597172860. The cubic root of 442755652 is about 762.1750091155.

The spelling of 442755652 in words is "four hundred forty-two million, seven hundred fifty-five thousand, six hundred fifty-two".