2534641 has 2 divisors, whose sum is σ = 2534642. Its totient is φ = 2534640.

The previous prime is 2534627. The next prime is 2534647. The reversal of 2534641 is 1464352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 461041 = 1440^2 + 679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2534641 is a prime.

It is an Ulam number.

2534641 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2534647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1267320 + 1267321.

It is an arithmetic number, because the mean of its divisors is an integer number (1267321).

2^2534641 is an apocalyptic number.

It is an amenable number.

2534641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2534641 is an equidigital number, since it uses as much as digits as its factorization.

2534641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 2534641 is about 1592.0555894817. The cubic root of 2534641 is about 136.3448751428.

Adding to 2534641 its reverse (1464352), we get a palindrome (3998993).

The spelling of 2534641 in words is "two million, five hundred thirty-four thousand, six hundred forty-one".