313629 has 4 divisors (see below), whose sum is σ = 418176. Its totient is φ = 209084.

The previous prime is 313619. The next prime is 313637. The reversal of 313629 is 926313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313629 - 2⁴ = 313613 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 313599 and 313608.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313629.

It is not an unprimeable number, because it can be changed into a prime (313619) 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, 52269 + ... + 52274.

It is an arithmetic number, because the mean of its divisors is an integer number (104544).

2³¹³⁶²⁹ is an apocalyptic number.

It is an amenable number.

313629 is a deficient number, since it is larger than the sum of its proper divisors (104547).

313629 is a wasteful number, since it uses less digits than its factorization.

313629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104546.

The product of its digits is 972, while the sum is 24.

The square root of 313629 is about 560.0258922586. The cubic root of 313629 is about 67.9420642631.

The spelling of 313629 in words is "three hundred thirteen thousand, six hundred twenty-nine".