3538444 has 24 divisors (see below), whose sum is σ = 7622048. Its totient is φ = 1399680.

The previous prime is 3538411. The next prime is 3538453. The reversal of 3538444 is 4448353.

It is a super-2 number, since 2×3538444² = 25041171882272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4497 + ... + 5224.

Almost surely, 2^3538444 is an apocalyptic number.

It is an amenable number.

3538444 is an abundant number, since it is smaller than the sum of its proper divisors (4083604).

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

3538444 is a wasteful number, since it uses less digits than its factorization.

3538444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9745 (or 9743 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 3538444 is about 1881.0752244395. The cubic root of 3538444 is about 152.3833238160.

Subtracting 3538444 from its reverse (4448353), we obtain a palindrome (909909).

The spelling of 3538444 in words is "three million, five hundred thirty-eight thousand, four hundred forty-four".