313194249 has 8 divisors (see below), whose sum is σ = 463991520. Its totient is φ = 208796148.

The previous prime is 313194239. The next prime is 313194253. The reversal of 313194249 is 942491313.

It is not a de Polignac number, because 313194249 - 2¹² = 313190153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313194239) 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, 5799867 + ... + 5799920.

It is an arithmetic number, because the mean of its divisors is an integer number (57998940).

Almost surely, 2^313194249 is an apocalyptic number.

It is an amenable number.

313194249 is a deficient number, since it is larger than the sum of its proper divisors (150797271).

313194249 is a wasteful number, since it uses less digits than its factorization.

313194249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599796 (or 11599790 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 313194249 is about 17697.2949627902. The cubic root of 313194249 is about 679.1065609264.

The spelling of 313194249 in words is "three hundred thirteen million, one hundred ninety-four thousand, two hundred forty-nine".