2433742249 has 4 divisors (see below), whose sum is σ = 2436340564. Its totient is φ = 2431143936.

The previous prime is 2433742211. The next prime is 2433742273. The reversal of 2433742249 is 9422473342.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 255840025 + 2177902224 = 15995^2 + 46668^2 .

It is a cyclic number.

It is not a de Polignac number, because 2433742249 - 2⁷ = 2433742121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2433742279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297752 + ... + 1299625.

It is an arithmetic number, because the mean of its divisors is an integer number (609085141).

Almost surely, 2^2433742249 is an apocalyptic number.

It is an amenable number.

2433742249 is a deficient number, since it is larger than the sum of its proper divisors (2598315).

2433742249 is an equidigital number, since it uses as much as digits as its factorization.

2433742249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2598314.

The product of its digits is 290304, while the sum is 40.

The square root of 2433742249 is about 49332.9732430552. The cubic root of 2433742249 is about 1345.1112153582. Note that the first 3 decimals are identical.

The spelling of 2433742249 in words is "two billion, four hundred thirty-three million, seven hundred forty-two thousand, two hundred forty-nine".