3551201 has 4 divisors (see below), whose sum is σ = 3604272. Its totient is φ = 3498132.

The previous prime is 3551173. The next prime is 3551209. The reversal of 3551201 is 1021553.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3551201 - 2¹⁰ = 3550177 is a prime.

It is a super-2 number, since 2×3551201² = 25222057084802, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3551201.

It is not an unprimeable number, because it can be changed into a prime (3551209) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 26435 + ... + 26568.

It is an arithmetic number, because the mean of its divisors is an integer number (901068).

Almost surely, 2^3551201 is an apocalyptic number.

It is an amenable number.

3551201 is a deficient number, since it is larger than the sum of its proper divisors (53071).

3551201 is an equidigital number, since it uses as much as digits as its factorization.

3551201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53070.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 3551201 is about 1884.4630534983. The cubic root of 3551201 is about 152.5662311974.

Adding to 3551201 its reverse (1021553), we get a palindrome (4572754).

The spelling of 3551201 in words is "three million, five hundred fifty-one thousand, two hundred one".