2203601 has 4 divisors (see below), whose sum is σ = 2319600. Its totient is φ = 2087604.

The previous prime is 2203589. The next prime is 2203631. The reversal of 2203601 is 1063022.

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 2203601 - 2¹⁴ = 2187217 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2203631) 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, 57971 + ... + 58008.

It is an arithmetic number, because the mean of its divisors is an integer number (579900).

2^2203601 is an apocalyptic number.

It is an amenable number.

2203601 is a deficient number, since it is larger than the sum of its proper divisors (115999).

2203601 is a wasteful number, since it uses less digits than its factorization.

2203601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115998.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2203601 is about 1484.4530979455. The cubic root of 2203601 is about 130.1300670611.

Adding to 2203601 its reverse (1063022), we get a palindrome (3266623).

The spelling of 2203601 in words is "two million, two hundred three thousand, six hundred one".