313802 has 4 divisors (see below), whose sum is σ = 470706. Its totient is φ = 156900.

The previous prime is 313783. The next prime is 313829. The reversal of 313802 is 208313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 208313 = 7 ⋅29759.

It can be written as a sum of positive squares in only one way, i.e., 303601 + 10201 = 551^2 + 101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78449 + ... + 78452.

2³¹³⁸⁰² is an apocalyptic number.

313802 is a deficient number, since it is larger than the sum of its proper divisors (156904).

313802 is a wasteful number, since it uses less digits than its factorization.

313802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156903.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 313802 is about 560.1803281087. The cubic root of 313802 is about 67.9545544098.

The spelling of 313802 in words is "three hundred thirteen thousand, eight hundred two".