2542201 has 2 divisors, whose sum is σ = 2542202. Its totient is φ = 2542200.

The previous prime is 2542193. The next prime is 2542223. The reversal of 2542201 is 1022452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1863225 + 678976 = 1365^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542201 - 2³ = 2542193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2540201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271100 + 1271101.

It is an arithmetic number, because the mean of its divisors is an integer number (1271101).

2^2542201 is an apocalyptic number.

It is an amenable number.

2542201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542201 is an equidigital number, since it uses as much as digits as its factorization.

2542201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2542201 is about 1594.4281106403. The cubic root of 2542201 is about 136.4802978894.

Adding to 2542201 its reverse (1022452), we get a palindrome (3564653).

The spelling of 2542201 in words is "two million, five hundred forty-two thousand, two hundred one".