2663741 has 4 divisors (see below), whose sum is σ = 2735772. Its totient is φ = 2591712.

The previous prime is 2663711. The next prime is 2663761. The reversal of 2663741 is 1473662.

2663741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2544025 + 119716 = 1595^2 + 346^2 .

It is a cyclic number.

It is not a de Polignac number, because 2663741 - 2⁶ = 2663677 is a prime.

It is a super-2 number, since 2×2663741² = 14191032230162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2663701) 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 in 3 ways as a sum of consecutive naturals, for example, 35960 + ... + 36033.

It is an arithmetic number, because the mean of its divisors is an integer number (683943).

2^2663741 is an apocalyptic number.

It is an amenable number.

2663741 is a deficient number, since it is larger than the sum of its proper divisors (72031).

2663741 is an equidigital number, since it uses as much as digits as its factorization.

2663741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72030.

The product of its digits is 6048, while the sum is 29.

The square root of 2663741 is about 1632.0971172084. The cubic root of 2663741 is about 138.6215227132.

The spelling of 2663741 in words is "two million, six hundred sixty-three thousand, seven hundred forty-one".