314224220 has 24 divisors (see below), whose sum is σ = 675218544. Its totient is φ = 122766336.

The previous prime is 314224217. The next prime is 314224249. The reversal of 314224220 is 22422413.

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 = 314224192 and 314224201.

It is a congruent number.

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, 181829 + ... + 183548.

It is an arithmetic number, because the mean of its divisors is an integer number (28134106).

Almost surely, 2^314224220 is an apocalyptic number.

It is an amenable number.

314224220 is an abundant number, since it is smaller than the sum of its proper divisors (360994324).

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

314224220 is a wasteful number, since it uses less digits than its factorization.

314224220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365429 (or 365427 counting only the distinct ones).

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

The square root of 314224220 is about 17726.3707509462. The cubic root of 314224220 is about 679.8501832580.

Adding to 314224220 its reverse (22422413), we get a palindrome (336646633).

The spelling of 314224220 in words is "three hundred fourteen million, two hundred twenty-four thousand, two hundred twenty".