2312812 has 6 divisors (see below), whose sum is σ = 4047428. Its totient is φ = 1156404.

The previous prime is 2312809. The next prime is 2312861. The reversal of 2312812 is 2182132.

It is a self number, because there is not a number n which added to its sum of digits gives 2312812.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289098 + ... + 289105.

2^2312812 is an apocalyptic number.

It is an amenable number.

2312812 is a deficient number, since it is larger than the sum of its proper divisors (1734616).

2312812 is a wasteful number, since it uses less digits than its factorization.

2312812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578207 (or 578205 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 2312812 is about 1520.7932140827. The cubic root of 2312812 is about 132.2452587449.

Adding to 2312812 its reverse (2182132), we get a palindrome (4494944).

The spelling of 2312812 in words is "two million, three hundred twelve thousand, eight hundred twelve".