858049024 has 80 divisors (see below), whose sum is σ = 2074742208. Its totient is φ = 346079232.

The previous prime is 858049021. The next prime is 858049039. The reversal of 858049024 is 420940858.

It is not an unprimeable number, because it can be changed into a prime (858049021) 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, 53887 + ... + 67969.

Almost surely, 2^858049024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 858049024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037371104).

858049024 is an abundant number, since it is smaller than the sum of its proper divisors (1216693184).

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

858049024 is a wasteful number, since it uses less digits than its factorization.

858049024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14125 (or 14109 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 858049024 is about 29292.4738456826. The cubic root of 858049024 is about 950.2488817911.

The spelling of 858049024 in words is "eight hundred fifty-eight million, forty-nine thousand, twenty-four".