312434 has 4 divisors (see below), whose sum is σ = 468654. Its totient is φ = 156216.

The previous prime is 312427. The next prime is 312451. The reversal of 312434 is 434213.

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., 299209 + 13225 = 547^2 + 115^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78107 + ... + 78110.

2³¹²⁴³⁴ is an apocalyptic number.

312434 is a deficient number, since it is larger than the sum of its proper divisors (156220).

312434 is a wasteful number, since it uses less digits than its factorization.

312434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156219.

The product of its digits is 288, while the sum is 17.

The square root of 312434 is about 558.9579590631. The cubic root of 312434 is about 67.8556627035.

Adding to 312434 its reverse (434213), we get a palindrome (746647).

The spelling of 312434 in words is "three hundred twelve thousand, four hundred thirty-four".