313304422 has 4 divisors (see below), whose sum is σ = 469956636. Its totient is φ = 156652210.

The previous prime is 313304417. The next prime is 313304423. The reversal of 313304422 is 224403313.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 313304393 and 313304402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313304423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78326104 + ... + 78326107.

It is an arithmetic number, because the mean of its divisors is an integer number (117489159).

Almost surely, 2^313304422 is an apocalyptic number.

313304422 is a deficient number, since it is larger than the sum of its proper divisors (156652214).

313304422 is a wasteful number, since it uses less digits than its factorization.

313304422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156652213.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 313304422 is about 17700.4073964415. The cubic root of 313304422 is about 679.1861818390.

Adding to 313304422 its reverse (224403313), we get a palindrome (537707735).

The spelling of 313304422 in words is "three hundred thirteen million, three hundred four thousand, four hundred twenty-two".