314223520 has 96 divisors (see below), whose sum is σ = 841639680. Its totient is φ = 109900800.

The previous prime is 314223509. The next prime is 314223523. The reversal of 314223520 is 25322413.

It is a junction number, because it is equal to n+sod(n) for n = 314223491 and 314223500.

It is not an unprimeable number, because it can be changed into a prime (314223523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35545 + ... + 43495.

It is an arithmetic number, because the mean of its divisors is an integer number (8767080).

Almost surely, 2^314223520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 314223520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420819840).

314223520 is an abundant number, since it is smaller than the sum of its proper divisors (527416160).

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

314223520 is a wasteful number, since it uses less digits than its factorization.

314223520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7998 (or 7990 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 314223520 is about 17726.3510063408. The cubic root of 314223520 is about 679.8496784216.

Adding to 314223520 its reverse (25322413), we get a palindrome (339545933).

It can be divided in two parts, 3142 and 23520, that added together give a palindrome (26662).

The spelling of 314223520 in words is "three hundred fourteen million, two hundred twenty-three thousand, five hundred twenty".