2522001 has 8 divisors (see below), whose sum is σ = 3560544. Its totient is φ = 1582400.

The previous prime is 2521979. The next prime is 2522011. The reversal of 2522001 is 1002252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2522001 - 2⁵ = 2521969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2522011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24675 + ... + 24776.

It is an arithmetic number, because the mean of its divisors is an integer number (445068).

2^2522001 is an apocalyptic number.

It is an amenable number.

2522001 is a deficient number, since it is larger than the sum of its proper divisors (1038543).

2522001 is a wasteful number, since it uses less digits than its factorization.

2522001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49471.

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

The square root of 2522001 is about 1588.0809173339. The cubic root of 2522001 is about 136.1178512774.

Adding to 2522001 its reverse (1002252), we get a palindrome (3524253).

The spelling of 2522001 in words is "two million, five hundred twenty-two thousand, one".