2641547 has 2 divisors, whose sum is σ = 2641548. Its totient is φ = 2641546.

The previous prime is 2641543. The next prime is 2641549. The reversal of 2641547 is 7451462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2641547 - 2² = 2641543 is a prime.

Together with 2641549, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2641543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320773 + 1320774.

It is an arithmetic number, because the mean of its divisors is an integer number (1320774).

2^2641547 is an apocalyptic number.

2641547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641547 is an equidigital number, since it uses as much as digits as its factorization.

2641547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 2641547 is about 1625.2836675485. The cubic root of 2641547 is about 138.2354553509.

It can be divided in two parts, 26415 and 47, that added together give a palindrome (26462).

The spelling of 2641547 in words is "two million, six hundred forty-one thousand, five hundred forty-seven".