849950445 has 48 divisors (see below), whose sum is σ = 1461516480. Its totient is φ = 421656576.

The previous prime is 849950399. The next prime is 849950447. The reversal of 849950445 is 544059948.

It is not a de Polignac number, because 849950445 - 2⁷ = 849950317 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 849950394 and 849950403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849950447) 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 47 ways as a sum of consecutive naturals, for example, 384714 + ... + 386916.

It is an arithmetic number, because the mean of its divisors is an integer number (30448260).

Almost surely, 2^849950445 is an apocalyptic number.

849950445 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

849950445 is a deficient number, since it is larger than the sum of its proper divisors (611566035).

849950445 is a wasteful number, since it uses less digits than its factorization.

849950445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334 (or 2317 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 849950445 is about 29153.9096006007. The cubic root of 849950445 is about 947.2498282487.

The spelling of 849950445 in words is "eight hundred forty-nine million, nine hundred fifty thousand, four hundred forty-five".