849496431 has 32 divisors (see below), whose sum is σ = 1351326208. Its totient is φ = 464538240.

The previous prime is 849496313. The next prime is 849496447. The reversal of 849496431 is 134694948.

It is a happy number.

849496431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 849496431 - 2⁷ = 849496303 is a prime.

It is a super-2 number, since 2×849496431² = 1443288372563475522, 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 (849496931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38436 + ... + 56358.

It is an arithmetic number, because the mean of its divisors is an integer number (42228944).

Almost surely, 2^849496431 is an apocalyptic number.

849496431 is a deficient number, since it is larger than the sum of its proper divisors (501829777).

849496431 is a wasteful number, since it uses less digits than its factorization.

849496431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18031.

The product of its digits is 746496, while the sum is 48.

The square root of 849496431 is about 29146.1220576597. The cubic root of 849496431 is about 947.0811355585.

The spelling of 849496431 in words is "eight hundred forty-nine million, four hundred ninety-six thousand, four hundred thirty-one".