2201553 has 16 divisors (see below), whose sum is σ = 3312960. Its totient is φ = 1444608.

The previous prime is 2201543. The next prime is 2201581. The reversal of 2201553 is 3551022.

It is a happy number.

2201553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2201553 - 2⁶ = 2201489 is a prime.

It is a super-2 number, since 2×2201553² = 9693671223618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2201533) 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 in 15 ways as a sum of consecutive naturals, for example, 1201 + ... + 2417.

It is an arithmetic number, because the mean of its divisors is an integer number (207060).

2^2201553 is an apocalyptic number.

It is an amenable number.

2201553 is a deficient number, since it is larger than the sum of its proper divisors (1111407).

2201553 is a wasteful number, since it uses less digits than its factorization.

2201553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2201553 is about 1483.7631212562. The cubic root of 2201553 is about 130.0897407978.

Adding to 2201553 its reverse (3551022), we get a palindrome (5752575).

The spelling of 2201553 in words is "two million, two hundred one thousand, five hundred fifty-three".