2201004 has 36 divisors (see below), whose sum is σ = 5992896. Its totient is φ = 677088.

The previous prime is 2200997. The next prime is 2201033. The reversal of 2201004 is 4001022.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1884 + ... + 2819.

2^2201004 is an apocalyptic number.

It is an amenable number.

2201004 is an abundant number, since it is smaller than the sum of its proper divisors (3791892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2201004 is a wasteful number, since it uses less digits than its factorization.

2201004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4726 (or 4721 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2201004 is about 1483.5781071450. The cubic root of 2201004 is about 130.0789264310.

Adding to 2201004 its reverse (4001022), we get a palindrome (6202026).

The spelling of 2201004 in words is "two million, two hundred one thousand, four".