2535641 has 2 divisors, whose sum is σ = 2535642. Its totient is φ = 2535640.

The previous prime is 2535571. The next prime is 2535671. The reversal of 2535641 is 1465352.

2535641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2468041 + 67600 = 1571^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 2535641 - 2¹⁸ = 2273497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2535641.

It is not a weakly prime, because it can be changed into another prime (2535671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1267820 + 1267821.

It is an arithmetic number, because the mean of its divisors is an integer number (1267821).

2^2535641 is an apocalyptic number.

It is an amenable number.

2535641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2535641 is an equidigital number, since it uses as much as digits as its factorization.

2535641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 26.

The square root of 2535641 is about 1592.3696178965. The cubic root of 2535641 is about 136.3628036447.

The spelling of 2535641 in words is "two million, five hundred thirty-five thousand, six hundred forty-one".