314221042 has 4 divisors (see below), whose sum is σ = 471331566. Its totient is φ = 157110520.

The previous prime is 314220971. The next prime is 314221043. The reversal of 314221042 is 240122413.

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., 203319081 + 110901961 = 14259^2 + 10531^2 .

It is not an unprimeable number, because it can be changed into a prime (314221043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78555259 + ... + 78555262.

Almost surely, 2^314221042 is an apocalyptic number.

314221042 is a deficient number, since it is larger than the sum of its proper divisors (157110524).

314221042 is a wasteful number, since it uses less digits than its factorization.

314221042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157110523.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 314221042 is about 17726.2811102611. The cubic root of 314221042 is about 679.8478912946.

Adding to 314221042 its reverse (240122413), we get a palindrome (554343455).

The spelling of 314221042 in words is "three hundred fourteen million, two hundred twenty-one thousand, forty-two".