4098944528 has 160 divisors (see below), whose sum is σ = 9892938240. Its totient is φ = 1605427200.

The previous prime is 4098944519. The next prime is 4098944587. The reversal of 4098944528 is 8254498904.

It is a happy number.

It is a Cunningham number, because it is equal to 64023²-1.

It is a super-2 number, since 2×4098944528² = 33602692487242285568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a self number, because there is not a number n which added to its sum of digits gives 4098944528.

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, 15237578 + ... + 15237846.

It is an arithmetic number, because the mean of its divisors is an integer number (61830864).

Almost surely, 2^4098944528 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 4098944528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4946469120).

4098944528 is an abundant number, since it is smaller than the sum of its proper divisors (5793993712).

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

4098944528 is a wasteful number, since it uses less digits than its factorization.

4098944528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 53.

The square root of 4098944528 is about 64022.9999921903. Note that the first 5 decimals coincide. The cubic root of 4098944528 is about 1600.3833102468.

The spelling of 4098944528 in words is "four billion, ninety-eight million, nine hundred forty-four thousand, five hundred twenty-eight".