442764852 has 24 divisors (see below), whose sum is σ = 1035826176. Its totient is φ = 147201408.

The previous prime is 442764841. The next prime is 442764853. The reversal of 442764852 is 258467244.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442764853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43573 + ... + 52764.

It is an arithmetic number, because the mean of its divisors is an integer number (43159424).

Almost surely, 2^442764852 is an apocalyptic number.

It is an amenable number.

442764852 is an abundant number, since it is smaller than the sum of its proper divisors (593061324).

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

442764852 is a wasteful number, since it uses less digits than its factorization.

442764852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96727 (or 96725 counting only the distinct ones).

The product of its digits is 430080, while the sum is 42.

The square root of 442764852 is about 21041.9783290450. The cubic root of 442764852 is about 762.1802881458.

The spelling of 442764852 in words is "four hundred forty-two million, seven hundred sixty-four thousand, eight hundred fifty-two".