313436 has 12 divisors (see below), whose sum is σ = 553728. Its totient is φ = 155232.

The previous prime is 313409. The next prime is 313471. The reversal of 313436 is 634313.

It is a congruent number.

It is an unprimeable number.

313436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200 + ... + 816.

It is an arithmetic number, because the mean of its divisors is an integer number (46144).

2³¹³⁴³⁶ is an apocalyptic number.

It is an amenable number.

313436 is a deficient number, since it is larger than the sum of its proper divisors (240292).

313436 is a wasteful number, since it uses less digits than its factorization.

313436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 746 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 313436 is about 559.8535522795. The cubic root of 313436 is about 67.9281247475.

Adding to 313436 its reverse (634313), we get a palindrome (947749).

The spelling of 313436 in words is "three hundred thirteen thousand, four hundred thirty-six".