849026820 has 24 divisors (see below), whose sum is σ = 2377275264. Its totient is φ = 226407136.

The previous prime is 849026819. The next prime is 849026839. The reversal of 849026820 is 28620948.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075164 + ... + 7075283.

It is an arithmetic number, because the mean of its divisors is an integer number (99053136).

Almost surely, 2^849026820 is an apocalyptic number.

It is an amenable number.

849026820 is an abundant number, since it is smaller than the sum of its proper divisors (1528248444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849026820 is a wasteful number, since it uses less digits than its factorization.

849026820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14150459 (or 14150457 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 849026820 is about 29138.0647950409. The cubic root of 849026820 is about 946.9065844228.

The spelling of 849026820 in words is "eight hundred forty-nine million, twenty-six thousand, eight hundred twenty".