2641004749 has 2 divisors, whose sum is σ = 2641004750. Its totient is φ = 2641004748.

The previous prime is 2641004719. The next prime is 2641004783. The reversal of 2641004749 is 9474001462.

It is a happy number.

2641004749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1949840649 + 691164100 = 44157^2 + 26290^2 .

It is a cyclic number.

It is not a de Polignac number, because 2641004749 - 2¹¹ = 2641002701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2641004719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320502374 + 1320502375.

It is an arithmetic number, because the mean of its divisors is an integer number (1320502375).

Almost surely, 2^2641004749 is an apocalyptic number.

It is an amenable number.

2641004749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641004749 is an equidigital number, since it uses as much as digits as its factorization.

2641004749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 2641004749 is about 51390.7068349911. The cubic root of 2641004749 is about 1382.2599581280.

The spelling of 2641004749 in words is "two billion, six hundred forty-one million, four thousand, seven hundred forty-nine".