2320312 has 8 divisors (see below), whose sum is σ = 4350600. Its totient is φ = 1160152.

The previous prime is 2320301. The next prime is 2320321. The reversal of 2320312 is 2130232.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2320292 and 2320301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145012 + ... + 145027.

It is an arithmetic number, because the mean of its divisors is an integer number (543825).

2^2320312 is an apocalyptic number.

It is an amenable number.

2320312 is a deficient number, since it is larger than the sum of its proper divisors (2030288).

2320312 is a wasteful number, since it uses less digits than its factorization.

2320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290045 (or 290041 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2320312 is about 1523.2570367472. The cubic root of 2320312 is about 132.3880530654.

Adding to 2320312 its reverse (2130232), we get a palindrome (4450544).

The spelling of 2320312 in words is "two million, three hundred twenty thousand, three hundred twelve".