313351432 has 8 divisors (see below), whose sum is σ = 587533950. Its totient is φ = 156675712.

The previous prime is 313351421. The next prime is 313351447. The reversal of 313351432 is 234153313.

It can be written as a sum of positive squares in only one way, i.e., 289204036 + 24147396 = 17006^2 + 4914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 313351397 and 313351406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19584457 + ... + 19584472.

Almost surely, 2^313351432 is an apocalyptic number.

It is an amenable number.

313351432 is a deficient number, since it is larger than the sum of its proper divisors (274182518).

313351432 is a wasteful number, since it uses less digits than its factorization.

313351432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39168935 (or 39168931 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 313351432 is about 17701.7352821694. The cubic root of 313351432 is about 679.2201498090.

The spelling of 313351432 in words is "three hundred thirteen million, three hundred fifty-one thousand, four hundred thirty-two".