2639468 has 24 divisors (see below), whose sum is σ = 5019168. Its totient is φ = 1207296.

The previous prime is 2639447. The next prime is 2639477. The reversal of 2639468 is 8649362.

It is a d-powerful number, because it can be written as 2²¹ + 6³ + 3 + 9 + 4⁹ + 6⁷ + 8 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9905 + ... + 10167.

It is an arithmetic number, because the mean of its divisors is an integer number (209132).

2^2639468 is an apocalyptic number.

It is an amenable number.

2639468 is a deficient number, since it is larger than the sum of its proper divisors (2379700).

2639468 is a wasteful number, since it uses less digits than its factorization.

2639468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 471 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 2639468 is about 1624.6439609958. The cubic root of 2639468 is about 138.1991802767.

It can be divided in two parts, 26394 and 68, that added together give a palindrome (26462).

The spelling of 2639468 in words is "two million, six hundred thirty-nine thousand, four hundred sixty-eight".