3543401 has 4 divisors (see below), whose sum is σ = 3552900. Its totient is φ = 3533904.

The previous prime is 3543391. The next prime is 3543409. The reversal of 3543401 is 1043453.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 602176 + 2941225 = 776^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 3543401 - 2¹⁰ = 3542377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3543409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4166 + ... + 4943.

It is an arithmetic number, because the mean of its divisors is an integer number (888225).

Almost surely, 2^3543401 is an apocalyptic number.

It is an amenable number.

3543401 is a deficient number, since it is larger than the sum of its proper divisors (9499).

3543401 is an equidigital number, since it uses as much as digits as its factorization.

3543401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9498.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3543401 is about 1882.3923608005. The cubic root of 3543401 is about 152.4544484573.

Adding to 3543401 its reverse (1043453), we get a palindrome (4586854).

The spelling of 3543401 in words is "three million, five hundred forty-three thousand, four hundred one".