314242220 has 24 divisors (see below), whose sum is σ = 660641184. Its totient is φ = 125557376.

The previous prime is 314242213. The next prime is 314242241. The reversal of 314242220 is 22242413.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 314242192 and 314242201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10817 + ... + 27303.

It is an arithmetic number, because the mean of its divisors is an integer number (27526716).

Almost surely, 2^314242220 is an apocalyptic number.

It is an amenable number.

314242220 is an abundant number, since it is smaller than the sum of its proper divisors (346398964).

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

314242220 is a wasteful number, since it uses less digits than its factorization.

314242220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17449 (or 17447 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 314242220 is about 17726.8784618161. The cubic root of 314242220 is about 679.8631645081.

Adding to 314242220 its reverse (22242413), we get a palindrome (336484633).

The spelling of 314242220 in words is "three hundred fourteen million, two hundred forty-two thousand, two hundred twenty".