314433442 has 4 divisors (see below), whose sum is σ = 471650166. Its totient is φ = 157216720.

The previous prime is 314433439. The next prime is 314433443. The reversal of 314433442 is 244334413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 308037601 + 6395841 = 17551^2 + 2529^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 314433442.

It is not an unprimeable number, because it can be changed into a prime (314433443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78608359 + ... + 78608362.

Almost surely, 2^314433442 is an apocalyptic number.

314433442 is a deficient number, since it is larger than the sum of its proper divisors (157216724).

314433442 is a wasteful number, since it uses less digits than its factorization.

314433442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157216723.

The product of its digits is 13824, while the sum is 28.

The square root of 314433442 is about 17732.2712025279. The cubic root of 314433442 is about 680.0010395024.

Adding to 314433442 its reverse (244334413), we get a palindrome (558767855).

The spelling of 314433442 in words is "three hundred fourteen million, four hundred thirty-three thousand, four hundred forty-two".