898566872 has 64 divisors (see below), whose sum is σ = 1991109120. Its totient is φ = 372169728.

The previous prime is 898566863. The next prime is 898566883. The reversal of 898566872 is 278665898.

898566872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 231653 + ... + 235499.

It is an arithmetic number, because the mean of its divisors is an integer number (31111080).

Almost surely, 2^898566872 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 898566872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (995554560).

898566872 is an abundant number, since it is smaller than the sum of its proper divisors (1092542248).

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

898566872 is a wasteful number, since it uses less digits than its factorization.

898566872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000 (or 3996 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 59.

The square root of 898566872 is about 29976.1050171633. The cubic root of 898566872 is about 964.9766420291.

It can be divided in two parts, 8985 and 66872, that added together give a palindrome (75857).

The spelling of 898566872 in words is "eight hundred ninety-eight million, five hundred sixty-six thousand, eight hundred seventy-two".