2466641 has 4 divisors (see below), whose sum is σ = 2470500. Its totient is φ = 2462784.

The previous prime is 2466631. The next prime is 2466647. The reversal of 2466641 is 1466642.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1466642 = 2 ⋅733321.

It can be written as a sum of positive squares in 2 ways, for example, as 1210000 + 1256641 = 1100^2 + 1121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2466641 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2466647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716 + ... + 2333.

It is an arithmetic number, because the mean of its divisors is an integer number (617625).

2^2466641 is an apocalyptic number.

It is an amenable number.

2466641 is a deficient number, since it is larger than the sum of its proper divisors (3859).

2466641 is an equidigital number, since it uses as much as digits as its factorization.

2466641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858.

The product of its digits is 6912, while the sum is 29.

The square root of 2466641 is about 1570.5543607274. The cubic root of 2466641 is about 135.1145073282.

Subtracting from 2466641 its reverse (1466642), we obtain a palindrome (999999).

The spelling of 2466641 in words is "two million, four hundred sixty-six thousand, six hundred forty-one".