4640504 has 16 divisors (see below), whose sum is σ = 9492120. Its totient is φ = 2109280.

The previous prime is 4640501. The next prime is 4640543. The reversal of 4640504 is 4050464.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4640504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4640501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26279 + ... + 26454.

Almost surely, 2^4640504 is an apocalyptic number.

4640504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4640504 is an abundant number, since it is smaller than the sum of its proper divisors (4851616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4640504 is a wasteful number, since it uses less digits than its factorization.

4640504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52750 (or 52746 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4640504 is about 2154.1829077402. The cubic root of 4640504 is about 166.7970570746.

Adding to 4640504 its reverse (4050464), we get a palindrome (8690968).

The spelling of 4640504 in words is "four million, six hundred forty thousand, five hundred four".