3554401 has 2 divisors, whose sum is σ = 3554402. Its totient is φ = 3554400.

The previous prime is 3554399. The next prime is 3554407. The reversal of 3554401 is 1044553.

3554401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 76176 = 1865^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 3554401 - 2¹ = 3554399 is a prime.

Together with 3554399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3554407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777200 + 1777201.

It is an arithmetic number, because the mean of its divisors is an integer number (1777201).

Almost surely, 2^3554401 is an apocalyptic number.

It is an amenable number.

3554401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3554401 is an equidigital number, since it uses as much as digits as its factorization.

3554401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 3554401 is about 1885.3119105336. The cubic root of 3554401 is about 152.6120434329.

Adding to 3554401 its reverse (1044553), we get a palindrome (4598954).

The spelling of 3554401 in words is "three million, five hundred fifty-four thousand, four hundred one".