2303399997 has 20 divisors (see below), whose sum is σ = 3465652960. Its totient is φ = 1524545064.

The previous prime is 2303399983. The next prime is 2303399999. The reversal of 2303399997 is 7999933032.

It is a happy number.

It is not a de Polignac number, because 2303399997 - 2⁶ = 2303399933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303399999) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 91033 + ... + 113550.

It is an arithmetic number, because the mean of its divisors is an integer number (173282648).

Almost surely, 2^2303399997 is an apocalyptic number.

2303399997 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2303399997 is a deficient number, since it is larger than the sum of its proper divisors (1162252963).

2303399997 is a wasteful number, since it uses less digits than its factorization.

2303399997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204734 (or 204725 counting only the distinct ones).

The product of its (nonzero) digits is 2480058, while the sum is 54.

The square root of 2303399997 is about 47993.7495617919. The cubic root of 2303399997 is about 1320.6562387791.

The spelling of 2303399997 in words is "two billion, three hundred three million, three hundred ninety-nine thousand, nine hundred ninety-seven".