3200440404 has 96 divisors (see below), whose sum is σ = 8739311616. Its totient is φ = 892644480.

The previous prime is 3200440381. The next prime is 3200440487. The reversal of 3200440404 is 4040440023.

3200440404 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 937669 + ... + 941075.

It is an arithmetic number, because the mean of its divisors is an integer number (91034496).

Almost surely, 2^3200440404 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 3200440404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4369655808).

3200440404 is an abundant number, since it is smaller than the sum of its proper divisors (5538871212).

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

3200440404 is a wasteful number, since it uses less digits than its factorization.

3200440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685 (or 3683 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 3200440404 is about 56572.4350191858. The cubic root of 3200440404 is about 1473.6801989471.

Adding to 3200440404 its reverse (4040440023), we get a palindrome (7240880427).

The spelling of 3200440404 in words is "three billion, two hundred million, four hundred forty thousand, four hundred four".