2572001 has 2 divisors, whose sum is σ = 2572002. Its totient is φ = 2572000.

The previous prime is 2571979. The next prime is 2572019. The reversal of 2572001 is 1002752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1752976 + 819025 = 1324^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 2572001 - 2⁶ = 2571937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2572081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286000 + 1286001.

It is an arithmetic number, because the mean of its divisors is an integer number (1286001).

2^2572001 is an apocalyptic number.

It is an amenable number.

2572001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2572001 is an equidigital number, since it uses as much as digits as its factorization.

2572001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 2572001 is about 1603.7459275085. The cubic root of 2572001 is about 137.0115073716.

Adding to 2572001 its reverse (1002752), we get a palindrome (3574753).

The spelling of 2572001 in words is "two million, five hundred seventy-two thousand, one".