4398089832 has 128 divisors (see below), whose sum is σ = 12386880000. Its totient is φ = 1445776128.

The previous prime is 4398089821. The next prime is 4398089849. The reversal of 4398089832 is 2389808934.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8640394 + ... + 8640902.

It is an arithmetic number, because the mean of its divisors is an integer number (96772500).

Almost surely, 2^4398089832 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 4398089832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6193440000).

4398089832 is an abundant number, since it is smaller than the sum of its proper divisors (7988790168).

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

4398089832 is a wasteful number, since it uses less digits than its factorization.

4398089832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The square root of 4398089832 is about 66318.0958110228. The cubic root of 4398089832 is about 1638.4053794128.

The spelling of 4398089832 in words is "four billion, three hundred ninety-eight million, eighty-nine thousand, eight hundred thirty-two".