844725099 has 8 divisors (see below), whose sum is σ = 1126601280. Its totient is φ = 562999496.

The previous prime is 844725061. The next prime is 844725103. The reversal of 844725099 is 990527448.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 844725099 - 2²⁸ = 576289643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (844725029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23829 + ... + 47510.

It is an arithmetic number, because the mean of its divisors is an integer number (140825160).

Almost surely, 2^844725099 is an apocalyptic number.

844725099 is a deficient number, since it is larger than the sum of its proper divisors (281876181).

844725099 is a wasteful number, since it uses less digits than its factorization.

844725099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75289.

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 844725099 is about 29064.1548819160. The cubic root of 844725099 is about 945.3046614339.

The spelling of 844725099 in words is "eight hundred forty-four million, seven hundred twenty-five thousand, ninety-nine".