314321440 has 48 divisors (see below), whose sum is σ = 744363648. Its totient is φ = 125427456.

The previous prime is 314321377. The next prime is 314321453. The reversal of 314321440 is 44123413.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71959 + ... + 76201.

It is an arithmetic number, because the mean of its divisors is an integer number (15507576).

Almost surely, 2^314321440 is an apocalyptic number.

It is an amenable number.

314321440 is an abundant number, since it is smaller than the sum of its proper divisors (430042208).

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

314321440 is a wasteful number, since it uses less digits than its factorization.

314321440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721 (or 4713 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 314321440 is about 17729.1127809600. The cubic root of 314321440 is about 679.9202905415.

Adding to 314321440 its reverse (44123413), we get a palindrome (358444853).

The spelling of 314321440 in words is "three hundred fourteen million, three hundred twenty-one thousand, four hundred forty".