313612242 has 16 divisors (see below), whose sum is σ = 627415200. Its totient is φ = 104505632.

The previous prime is 313612241. The next prime is 313612249. The reversal of 313612242 is 242216313.

It is not an unprimeable number, because it can be changed into a prime (313612241) 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, 22273 + ... + 33515.

It is an arithmetic number, because the mean of its divisors is an integer number (39213450).

Almost surely, 2^313612242 is an apocalyptic number.

313612242 is an abundant number, since it is smaller than the sum of its proper divisors (313802958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313612242 is a wasteful number, since it uses less digits than its factorization.

313612242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15897.

The product of its digits is 1728, while the sum is 24.

The square root of 313612242 is about 17709.1005418118. The cubic root of 313612242 is about 679.4085413548.

Adding to 313612242 its reverse (242216313), we get a palindrome (555828555).

The spelling of 313612242 in words is "three hundred thirteen million, six hundred twelve thousand, two hundred forty-two".