849877964 has 24 divisors (see below), whose sum is σ = 1602803328. Its totient is φ = 391979520.

The previous prime is 849877943. The next prime is 849877967. The reversal of 849877964 is 469778948.

It is a junction number, because it is equal to n+sod(n) for n = 849877897 and 849877906.

It is not an unprimeable number, because it can be changed into a prime (849877967) 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, 83429 + ... + 93059.

It is an arithmetic number, because the mean of its divisors is an integer number (66783472).

Almost surely, 2^849877964 is an apocalyptic number.

It is an amenable number.

849877964 is a deficient number, since it is larger than the sum of its proper divisors (752925364).

849877964 is a wasteful number, since it uses less digits than its factorization.

849877964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345 (or 11343 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 62.

The square root of 849877964 is about 29152.6664989671. Note that the first 3 decimals coincide. The cubic root of 849877964 is about 947.2229013587. Note that the first 3 decimals are identical.

The spelling of 849877964 in words is "eight hundred forty-nine million, eight hundred seventy-seven thousand, nine hundred sixty-four".