858471012 has 36 divisors (see below), whose sum is σ = 2480028096. Its totient is φ = 245277360.

The previous prime is 858471007. The next prime is 858471041. The reversal of 858471012 is 210174858.

858471012 is a `hidden beast` number, since 8 + 584 + 71 + 0 + 1 + 2 = 666.

858471012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1703064 + ... + 1703567.

Almost surely, 2^858471012 is an apocalyptic number.

It is an amenable number.

858471012 is an abundant number, since it is smaller than the sum of its proper divisors (1621557084).

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

858471012 is a wasteful number, since it uses less digits than its factorization.

858471012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406648 (or 3406643 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 858471012 is about 29299.6759709045. The cubic root of 858471012 is about 950.4046335395.

The spelling of 858471012 in words is "eight hundred fifty-eight million, four hundred seventy-one thousand, twelve".