7640468 has 12 divisors (see below), whose sum is σ = 14586432. Its totient is φ = 3472920.

The previous prime is 7640453. The next prime is 7640471. The reversal of 7640468 is 8640467.

It is a congruent number.

It is an unprimeable number.

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, 86780 + ... + 86867.

It is an arithmetic number, because the mean of its divisors is an integer number (1215536).

Almost surely, 2^7640468 is an apocalyptic number.

It is an amenable number.

7640468 is a deficient number, since it is larger than the sum of its proper divisors (6945964).

7640468 is a wasteful number, since it uses less digits than its factorization.

7640468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173662 (or 173660 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 7640468 is about 2764.1396491494. The cubic root of 7640468 is about 196.9578615842.

Subtracting 7640468 from its reverse (8640467), we obtain a palindrome (999999).

The spelling of 7640468 in words is "seven million, six hundred forty thousand, four hundred sixty-eight".