442334752 has 24 divisors (see below), whose sum is σ = 879475212. Its totient is φ = 218976000.

The previous prime is 442334749. The next prime is 442334759. The reversal of 442334752 is 257433244.

It can be written as a sum of positive squares in 2 ways, for example, as 434472336 + 7862416 = 20844^2 + 2804^2 .

It is not an unprimeable number, because it can be changed into a prime (442334759) 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, 65199 + ... + 71662.

Almost surely, 2^442334752 is an apocalyptic number.

It is an amenable number.

442334752 is a deficient number, since it is larger than the sum of its proper divisors (437140460).

442334752 is a wasteful number, since it uses less digits than its factorization.

442334752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136972 (or 136964 counting only the distinct ones).

The product of its digits is 80640, while the sum is 34.

The square root of 442334752 is about 21031.7557992670. The cubic root of 442334752 is about 761.9334152339.

Adding to 442334752 its reverse (257433244), we get a palindrome (699767996).

The spelling of 442334752 in words is "four hundred forty-two million, three hundred thirty-four thousand, seven hundred fifty-two".