2044404402 has 64 divisors (see below), whose sum is σ = 4309659648. Its totient is φ = 645840000.

The previous prime is 2044404391. The next prime is 2044404409. The reversal of 2044404402 is 2044044402.

It is not an unprimeable number, because it can be changed into a prime (2044404409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1745277 + ... + 1746447.

It is an arithmetic number, because the mean of its divisors is an integer number (67338432).

Almost surely, 2^2044404402 is an apocalyptic number.

2044404402 is an abundant number, since it is smaller than the sum of its proper divisors (2265255246).

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

2044404402 is a wasteful number, since it uses less digits than its factorization.

2044404402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 2044404402 is about 45215.0904234416. The cubic root of 2044404402 is about 1269.1772218415.

Adding to 2044404402 its reverse (2044044402), we get a palindrome (4088448804).

Subtracting from 2044404402 its reverse (2044044402), we obtain a square (360000 = 600²).

The spelling of 2044404402 in words is "two billion, forty-four million, four hundred four thousand, four hundred two".