313200340 has 24 divisors (see below), whose sum is σ = 664110720. Its totient is φ = 124063008.

The previous prime is 313200337. The next prime is 313200341. The reversal of 313200340 is 43002313.

It is a super-2 number, since 2×313200340² = 196188905952231200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313200341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73960 + ... + 78079.

It is an arithmetic number, because the mean of its divisors is an integer number (27671280).

Almost surely, 2^313200340 is an apocalyptic number.

It is an amenable number.

313200340 is an abundant number, since it is smaller than the sum of its proper divisors (350910380).

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

313200340 is a wasteful number, since it uses less digits than its factorization.

313200340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152151 (or 152149 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 313200340 is about 17697.4670504002. The cubic root of 313200340 is about 679.1109633180.

Adding to 313200340 its reverse (43002313), we get a palindrome (356202653).

The spelling of 313200340 in words is "three hundred thirteen million, two hundred thousand, three hundred forty".