2499236069 has 4 divisors (see below), whose sum is σ = 2726439360. Its totient is φ = 2272032780.

The previous prime is 2499236017. The next prime is 2499236071. The reversal of 2499236069 is 9606329942.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2499236069 - 2²⁰ = 2498187493 is a prime.

It is a super-2 number, since 2×2499236069² = 12492361857181145522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499236009) 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, 113601629 + ... + 113601650.

It is an arithmetic number, because the mean of its divisors is an integer number (681609840).

Almost surely, 2^2499236069 is an apocalyptic number.

It is an amenable number.

2499236069 is a deficient number, since it is larger than the sum of its proper divisors (227203291).

2499236069 is a wasteful number, since it uses less digits than its factorization.

2499236069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227203290.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The square root of 2499236069 is about 49992.3601063202. The cubic root of 2499236069 is about 1357.0705523631.

The spelling of 2499236069 in words is "two billion, four hundred ninety-nine million, two hundred thirty-six thousand, sixty-nine".