859849970 has 32 divisors (see below), whose sum is σ = 1872885888. Its totient is φ = 277463808.

The previous prime is 859849931. The next prime is 859849981. The reversal of 859849970 is 79948958.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360092 + ... + 362471.

It is an arithmetic number, because the mean of its divisors is an integer number (58527684).

Almost surely, 2^859849970 is an apocalyptic number.

859849970 is an abundant number, since it is smaller than the sum of its proper divisors (1013035918).

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

859849970 is a wasteful number, since it uses less digits than its factorization.

859849970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722594.

The product of its (nonzero) digits is 6531840, while the sum is 59.

The square root of 859849970 is about 29323.1984953893. The cubic root of 859849970 is about 950.9132381633.

The spelling of 859849970 in words is "eight hundred fifty-nine million, eight hundred forty-nine thousand, nine hundred seventy".