312467 has 4 divisors (see below), whose sum is σ = 314280. Its totient is φ = 310656.

The previous prime is 312451. The next prime is 312469. The reversal of 312467 is 764213.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 764213 = 607 ⋅1259.

It is a cyclic number.

It is not a de Polignac number, because 312467 - 2⁴ = 312451 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312467.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617 + ... + 1002.

It is an arithmetic number, because the mean of its divisors is an integer number (78570).

2³¹²⁴⁶⁷ is an apocalyptic number.

312467 is a deficient number, since it is larger than the sum of its proper divisors (1813).

312467 is a wasteful number, since it uses less digits than its factorization.

312467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812.

The product of its digits is 1008, while the sum is 23.

The square root of 312467 is about 558.9874774984. The cubic root of 312467 is about 67.8580516433.

It can be divided in two parts, 3 and 12467, that multiplied together give a triangular number (37401 = T₂₇₃).

The spelling of 312467 in words is "three hundred twelve thousand, four hundred sixty-seven".