2398632923 has 4 divisors (see below), whose sum is σ = 2454415128. Its totient is φ = 2342850720.

The previous prime is 2398632913. The next prime is 2398632931. The reversal of 2398632923 is 3292368932.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2398632923 - 2¹⁰ = 2398631899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2398632913) 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, 27891038 + ... + 27891123.

It is an arithmetic number, because the mean of its divisors is an integer number (613603782).

Almost surely, 2^2398632923 is an apocalyptic number.

2398632923 is a deficient number, since it is larger than the sum of its proper divisors (55782205).

2398632923 is an equidigital number, since it uses as much as digits as its factorization.

2398632923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55782204.

The product of its digits is 839808, while the sum is 47.

The square root of 2398632923 is about 48975.8401969788. The cubic root of 2398632923 is about 1338.6116389953.

The spelling of 2398632923 in words is "two billion, three hundred ninety-eight million, six hundred thirty-two thousand, nine hundred twenty-three".