884081898 has 64 divisors (see below), whose sum is σ = 2250720000. Its totient is φ = 251983872.

The previous prime is 884081881. The next prime is 884081911. The reversal of 884081898 is 898180488.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167118 + ... + 172326.

It is an arithmetic number, because the mean of its divisors is an integer number (35167500).

Almost surely, 2^884081898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 884081898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1125360000).

884081898 is an abundant number, since it is smaller than the sum of its proper divisors (1366638102).

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

884081898 is a wasteful number, since it uses less digits than its factorization.

884081898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676 (or 5670 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 54.

The square root of 884081898 is about 29733.5147266515. The cubic root of 884081898 is about 959.7633596416.

The spelling of 884081898 in words is "eight hundred eighty-four million, eighty-one thousand, eight hundred ninety-eight".