312232342 has 4 divisors (see below), whose sum is σ = 468348516. Its totient is φ = 156116170.

The previous prime is 312232321. The next prime is 312232351. The reversal of 312232342 is 243232213.

312232342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 78058084 + ... + 78058087.

It is an arithmetic number, because the mean of its divisors is an integer number (117087129).

Almost surely, 2^312232342 is an apocalyptic number.

312232342 is a deficient number, since it is larger than the sum of its proper divisors (156116174).

312232342 is a wasteful number, since it uses less digits than its factorization.

312232342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156116173.

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

The square root of 312232342 is about 17670.0973964492. The cubic root of 312232342 is about 678.4106059843.

Adding to 312232342 its reverse (243232213), we get a palindrome (555464555).

The spelling of 312232342 in words is "three hundred twelve million, two hundred thirty-two thousand, three hundred forty-two".