2464639 has 2 divisors, whose sum is σ = 2464640. Its totient is φ = 2464638.

The previous prime is 2464621. The next prime is 2464663. The reversal of 2464639 is 9364642.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2464639 - 2⁹ = 2464127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2464669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1232319 + 1232320.

It is an arithmetic number, because the mean of its divisors is an integer number (1232320).

2^2464639 is an apocalyptic number.

2464639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2464639 is an equidigital number, since it uses as much as digits as its factorization.

2464639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 34.

The square root of 2464639 is about 1569.9168767804. The cubic root of 2464639 is about 135.0779431020.

The spelling of 2464639 in words is "two million, four hundred sixty-four thousand, six hundred thirty-nine".