442325304 has 24 divisors (see below), whose sum is σ = 1197964560. Its totient is φ = 147441744.

The previous prime is 442325291. The next prime is 442325309. The reversal of 442325304 is 403523244.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442325309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3071632 + ... + 3071775.

It is an arithmetic number, because the mean of its divisors is an integer number (49915190).

Almost surely, 2^442325304 is an apocalyptic number.

It is an amenable number.

442325304 is an abundant number, since it is smaller than the sum of its proper divisors (755639256).

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

442325304 is a wasteful number, since it uses less digits than its factorization.

442325304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143419 (or 6143412 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 442325304 is about 21031.5311853417. The cubic root of 442325304 is about 761.9279903846.

Adding to 442325304 its reverse (403523244), we get a palindrome (845848548).

The spelling of 442325304 in words is "four hundred forty-two million, three hundred twenty-five thousand, three hundred four".