849898461 has 16 divisors (see below), whose sum is σ = 1184325120. Its totient is φ = 541112880.

The previous prime is 849898433. The next prime is 849898487. The reversal of 849898461 is 164898948.

It is not a de Polignac number, because 849898461 - 2⁵ = 849898429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849898661) 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 15 ways as a sum of consecutive naturals, for example, 36126 + ... + 54816.

It is an arithmetic number, because the mean of its divisors is an integer number (74020320).

Almost surely, 2^849898461 is an apocalyptic number.

It is an amenable number.

849898461 is a deficient number, since it is larger than the sum of its proper divisors (334426659).

849898461 is a wasteful number, since it uses less digits than its factorization.

849898461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19376.

The product of its digits is 3981312, while the sum is 57.

The square root of 849898461 is about 29153.0180427344. The cubic root of 849898461 is about 947.2305162056.

The spelling of 849898461 in words is "eight hundred forty-nine million, eight hundred ninety-eight thousand, four hundred sixty-one".