313285398 has 16 divisors (see below), whose sum is σ = 637191360. Its totient is φ = 102658376.

The previous prime is 313285393. The next prime is 313285417. The reversal of 313285398 is 893582313.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313285393) 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, 442140 + ... + 442847.

It is an arithmetic number, because the mean of its divisors is an integer number (39824460).

Almost surely, 2^313285398 is an apocalyptic number.

313285398 is an abundant number, since it is smaller than the sum of its proper divisors (323905962).

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

313285398 is a wasteful number, since it uses less digits than its factorization.

313285398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885051.

The product of its digits is 155520, while the sum is 42.

The square root of 313285398 is about 17699.8699995226. The cubic root of 313285398 is about 679.1724347200.

The spelling of 313285398 in words is "three hundred thirteen million, two hundred eighty-five thousand, three hundred ninety-eight".