4098944529 has 9 divisors (see below), whose sum is σ = 5920975099. Its totient is φ = 2732501640.

The previous prime is 4098944519. The next prime is 4098944587. The reversal of 4098944529 is 9254498904.

The square root of 4098944529 is 64023.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4079760129 + 19184400 = 63873^2 + 4380^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 4098944529 - 2¹⁹ = 4098420241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4098944519) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 181399 + ... + 202739.

Almost surely, 2^4098944529 is an apocalyptic number.

4098944529 is the 64023-rd square number.

4098944529 is the 32012-nd centered octagonal number.

It is an amenable number.

4098944529 is a deficient number, since it is larger than the sum of its proper divisors (1822030570).

4098944529 is an frugal number, since it uses more digits than its factorization.

4098944529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42688 (or 21344 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The cubic root of 4098944529 is about 1600.3833103769.

The spelling of 4098944529 in words is "four billion, ninety-eight million, nine hundred forty-four thousand, five hundred twenty-nine".