2520201 has 4 divisors (see below), whose sum is σ = 3360272. Its totient is φ = 1680132.

The previous prime is 2520191. The next prime is 2520211. The reversal of 2520201 is 1020252.

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 an interprime number because it is at equal distance from previous prime (2520191) and next prime (2520211).

It is not a de Polignac number, because 2520201 - 2⁵ = 2520169 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2520211) 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, 420031 + ... + 420036.

It is an arithmetic number, because the mean of its divisors is an integer number (840068).

2^2520201 is an apocalyptic number.

It is an amenable number.

2520201 is a deficient number, since it is larger than the sum of its proper divisors (840071).

2520201 is an equidigital number, since it uses as much as digits as its factorization.

2520201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840070.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 2520201 is about 1587.5140944256. The cubic root of 2520201 is about 136.0854602719.

Adding to 2520201 its reverse (1020252), we get a palindrome (3540453).

The spelling of 2520201 in words is "two million, five hundred twenty thousand, two hundred one".