442604252 has 6 divisors (see below), whose sum is σ = 774557448. Its totient is φ = 221302124.

The previous prime is 442604251. The next prime is 442604269. The reversal of 442604252 is 252406244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442604251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55325528 + ... + 55325535.

It is an arithmetic number, because the mean of its divisors is an integer number (129092908).

Almost surely, 2^442604252 is an apocalyptic number.

It is an amenable number.

442604252 is a deficient number, since it is larger than the sum of its proper divisors (331953196).

442604252 is a wasteful number, since it uses less digits than its factorization.

442604252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110651067 (or 110651065 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 442604252 is about 21038.1618018305. The cubic root of 442604252 is about 762.0881241326.

The spelling of 442604252 in words is "four hundred forty-two million, six hundred four thousand, two hundred fifty-two".