2403312 has 20 divisors (see below), whose sum is σ = 6208680. Its totient is φ = 801088.

The previous prime is 2403311. The next prime is 2403319. The reversal of 2403312 is 2133042.

2403312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×2403312⁴ (a number of 27 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2403291 and 2403300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24987 + ... + 25082.

It is an arithmetic number, because the mean of its divisors is an integer number (310434).

2^2403312 is an apocalyptic number.

It is an amenable number.

2403312 is an abundant number, since it is smaller than the sum of its proper divisors (3805368).

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

2403312 is a wasteful number, since it uses less digits than its factorization.

2403312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50080 (or 50074 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2403312 is about 1550.2619133553. The cubic root of 2403312 is about 133.9481495391.

Adding to 2403312 its reverse (2133042), we get a palindrome (4536354).

The spelling of 2403312 in words is "two million, four hundred three thousand, three hundred twelve".