855697024 has 96 divisors (see below), whose sum is σ = 2110004640. Its totient is φ = 338457600.

The previous prime is 855697013. The next prime is 855697027. The reversal of 855697024 is 420796558.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (855697027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148599 + ... + 154249.

It is an arithmetic number, because the mean of its divisors is an integer number (21979215).

Almost surely, 2^855697024 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 855697024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1055002320).

855697024 is an abundant number, since it is smaller than the sum of its proper divisors (1254307616).

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

855697024 is a wasteful number, since it uses less digits than its factorization.

855697024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698 (or 5673 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The square root of 855697024 is about 29252.2994651703. The cubic root of 855697024 is about 949.3798441913.

The spelling of 855697024 in words is "eight hundred fifty-five million, six hundred ninety-seven thousand, twenty-four".