312344043 has 16 divisors (see below), whose sum is σ = 481044096. Its totient is φ = 178163840.

The previous prime is 312344041. The next prime is 312344057. The reversal of 312344043 is 340443213.

It is a cyclic number.

It is not a de Polignac number, because 312344043 - 2¹ = 312344041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312344041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277821 + ... + 278942.

It is an arithmetic number, because the mean of its divisors is an integer number (30065256).

Almost surely, 2^312344043 is an apocalyptic number.

312344043 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

312344043 is a deficient number, since it is larger than the sum of its proper divisors (168700053).

312344043 is a wasteful number, since it uses less digits than its factorization.

312344043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556794.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 312344043 is about 17673.2578490781. The cubic root of 312344043 is about 678.4914967165.

Adding to 312344043 its reverse (340443213), we get a palindrome (652787256).

The spelling of 312344043 in words is "three hundred twelve million, three hundred forty-four thousand, forty-three".