442356325 has 12 divisors (see below), whose sum is σ = 550883268. Its totient is φ = 352361600.

The previous prime is 442356307. The next prime is 442356353. The reversal of 442356325 is 523653244.

It can be written as a sum of positive squares in 6 ways, for example, as 3621409 + 438734916 = 1903^2 + 20946^2 .

It is not a de Polignac number, because 442356325 - 2⁷ = 442356197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32146 + ... + 43795.

It is an arithmetic number, because the mean of its divisors is an integer number (45906939).

Almost surely, 2^442356325 is an apocalyptic number.

It is an amenable number.

442356325 is a deficient number, since it is larger than the sum of its proper divisors (108526943).

442356325 is a wasteful number, since it uses less digits than its factorization.

442356325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76184 (or 76179 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 442356325 is about 21032.2686603229. The cubic root of 442356325 is about 761.9458017220.

The spelling of 442356325 in words is "four hundred forty-two million, three hundred fifty-six thousand, three hundred twenty-five".