313223000 has 64 divisors (see below), whose sum is σ = 740301120. Its totient is φ = 124032000.

The previous prime is 313222967. The next prime is 313223041. The reversal of 313223000 is 322313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101480 + ... + 104520.

It is an arithmetic number, because the mean of its divisors is an integer number (11567205).

Almost surely, 2^313223000 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 313223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370150560).

313223000 is an abundant number, since it is smaller than the sum of its proper divisors (427078120).

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

313223000 is a wasteful number, since it uses less digits than its factorization.

313223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165 (or 3151 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 313223000 is about 17698.1072434314. The cubic root of 313223000 is about 679.1273407836.

Adding to 313223000 its reverse (322313), we get a palindrome (313545313).

The spelling of 313223000 in words is "three hundred thirteen million, two hundred twenty-three thousand".