2303992 has 16 divisors (see below), whose sum is σ = 4469400. Its totient is φ = 1112160.

The previous prime is 2303989. The next prime is 2303999. The reversal of 2303992 is 2993032.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2303992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303999) 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, 4734 + ... + 5197.

2^2303992 is an apocalyptic number.

It is an amenable number.

2303992 is a deficient number, since it is larger than the sum of its proper divisors (2165408).

2303992 is a wasteful number, since it uses less digits than its factorization.

2303992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9966 (or 9962 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 2303992 is about 1517.8906416472. The cubic root of 2303992 is about 132.0769370886.

The spelling of 2303992 in words is "two million, three hundred three thousand, nine hundred ninety-two".