442403314 has 8 divisors (see below), whose sum is σ = 669693420. Its totient is φ = 219172176.

The previous prime is 442403303. The next prime is 442403327. The reversal of 442403314 is 413304244.

It can be written as a sum of positive squares in 2 ways, for example, as 440286289 + 2117025 = 20983^2 + 1455^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014469 + ... + 1014904.

Almost surely, 2^442403314 is an apocalyptic number.

442403314 is a deficient number, since it is larger than the sum of its proper divisors (227290106).

442403314 is a wasteful number, since it uses less digits than its factorization.

442403314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029484.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 442403314 is about 21033.3856998820. The cubic root of 442403314 is about 761.9727798251.

Adding to 442403314 its reverse (413304244), we get a palindrome (855707558).

The spelling of 442403314 in words is "four hundred forty-two million, four hundred three thousand, three hundred fourteen".