312462 has 12 divisors (see below), whose sum is σ = 677040. Its totient is φ = 104148.

The previous prime is 312451. The next prime is 312469. The reversal of 312462 is 264213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 17359 = 312462 / (3 + 1 + 2 + 4 + 6 + 2).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312462.

It is not an unprimeable number, because it can be changed into a prime (312469) by changing a digit.

312462 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8662 + ... + 8697.

It is an arithmetic number, because the mean of its divisors is an integer number (56420).

2³¹²⁴⁶² is an apocalyptic number.

312462 is an abundant number, since it is smaller than the sum of its proper divisors (364578).

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

312462 is a wasteful number, since it uses less digits than its factorization.

312462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17367 (or 17364 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 312462 is about 558.9830051084. The cubic root of 312462 is about 67.8576896935.

Adding to 312462 its reverse (264213), we get a palindrome (576675).

The spelling of 312462 in words is "three hundred twelve thousand, four hundred sixty-two".