313243504 has 20 divisors (see below), whose sum is σ = 693610864. Its totient is φ = 134247168.

The previous prime is 313243501. The next prime is 313243531. The reversal of 313243504 is 405342313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313243501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398297 + ... + 1398520.

Almost surely, 2^313243504 is an apocalyptic number.

It is an amenable number.

313243504 is an abundant number, since it is smaller than the sum of its proper divisors (380367360).

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

313243504 is a wasteful number, since it uses less digits than its factorization.

313243504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796832 (or 2796826 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 313243504 is about 17698.6865049359. The cubic root of 313243504 is about 679.1421593241.

Adding to 313243504 its reverse (405342313), we get a palindrome (718585817).

The spelling of 313243504 in words is "three hundred thirteen million, two hundred forty-three thousand, five hundred four".