2902201 has 4 divisors (see below), whose sum is σ = 2934900. Its totient is φ = 2869504.

The previous prime is 2902187. The next prime is 2902213. The reversal of 2902201 is 1022092.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1212201 + 1690000 = 1101^2 + 1300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2902201 is a prime.

It is a super-3 number, since 3×2902201³ = 73333720160853679803, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2902271) 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, 16216 + ... + 16393.

It is an arithmetic number, because the mean of its divisors is an integer number (733725).

2^2902201 is an apocalyptic number.

It is an amenable number.

2902201 is a deficient number, since it is larger than the sum of its proper divisors (32699).

2902201 is an equidigital number, since it uses as much as digits as its factorization.

2902201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32698.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2902201 is about 1703.5847498730. The cubic root of 2902201 is about 142.6403828434.

Adding to 2902201 its reverse (1022092), we get a palindrome (3924293).

The spelling of 2902201 in words is "two million, nine hundred two thousand, two hundred one".