2850249305 has 8 divisors (see below), whose sum is σ = 3512739912. Its totient is φ = 2218572288.

The previous prime is 2850249251. The next prime is 2850249307. The reversal of 2850249305 is 5039420582.

It can be written as a sum of positive squares in 4 ways, for example, as 744907849 + 2105341456 = 27293^2 + 45884^2 .

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 2850249305 - 2²² = 2846055001 is a prime.

It is a super-2 number, since 2×2850249305² = 16247842201305966050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2850249307) 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 7 ways as a sum of consecutive naturals, for example, 7703192 + ... + 7703561.

It is an arithmetic number, because the mean of its divisors is an integer number (439092489).

Almost surely, 2^2850249305 is an apocalyptic number.

It is an amenable number.

2850249305 is a deficient number, since it is larger than the sum of its proper divisors (662490607).

2850249305 is a wasteful number, since it uses less digits than its factorization.

2850249305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15406795.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 2850249305 is about 53387.7261643535. The cubic root of 2850249305 is about 1417.8412787028.

Adding to 2850249305 its reverse (5039420582), we get a palindrome (7889669887).

The spelling of 2850249305 in words is "two billion, eight hundred fifty million, two hundred forty-nine thousand, three hundred five".