3550241 has 4 divisors (see below), whose sum is σ = 3573012. Its totient is φ = 3527472.

The previous prime is 3550219. The next prime is 3550249. The reversal of 3550241 is 1420553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1420553 = 137 ⋅10369.

It can be written as a sum of positive squares in 2 ways, for example, as 1288225 + 2262016 = 1135^2 + 1504^2 .

It is a cyclic number.

It is not a de Polignac number, because 3550241 - 2⁶ = 3550177 is a prime.

It is a super-2 number, since 2×3550241² = 25208422316162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3550249) 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, 11150 + ... + 11463.

It is an arithmetic number, because the mean of its divisors is an integer number (893253).

Almost surely, 2^3550241 is an apocalyptic number.

It is an amenable number.

3550241 is a deficient number, since it is larger than the sum of its proper divisors (22771).

3550241 is a wasteful number, since it uses less digits than its factorization.

3550241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22770.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 3550241 is about 1884.2083218158. The cubic root of 3550241 is about 152.5524821604.

Adding to 3550241 its reverse (1420553), we get a palindrome (4970794).

The spelling of 3550241 in words is "three million, five hundred fifty thousand, two hundred forty-one".