313466642 has 4 divisors (see below), whose sum is σ = 470199966. Its totient is φ = 156733320.

The previous prime is 313466639. The next prime is 313466651. The reversal of 313466642 is 246664313.

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

It can be written as a sum of positive squares in only one way, i.e., 239661361 + 73805281 = 15481^2 + 8591^2 .

It is a super-2 number, since 2×313466642² = 196522671293512328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78366659 + ... + 78366662.

Almost surely, 2^313466642 is an apocalyptic number.

313466642 is a deficient number, since it is larger than the sum of its proper divisors (156733324).

313466642 is a wasteful number, since it uses less digits than its factorization.

313466642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156733323.

The product of its digits is 62208, while the sum is 35.

The square root of 313466642 is about 17704.9891838431. The cubic root of 313466642 is about 679.3033826236.

The spelling of 313466642 in words is "three hundred thirteen million, four hundred sixty-six thousand, six hundred forty-two".