4639404 has 48 divisors (see below), whose sum is σ = 13499136. Its totient is φ = 1204800.

The previous prime is 4639387. The next prime is 4639423. The reversal of 4639404 is 4049364.

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 15 ways as a sum of consecutive naturals, for example, 1587 + ... + 3434.

It is an arithmetic number, because the mean of its divisors is an integer number (281232).

Almost surely, 2^4639404 is an apocalyptic number.

4639404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4639404 is an abundant number, since it is smaller than the sum of its proper divisors (8859732).

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

4639404 is a wasteful number, since it uses less digits than its factorization.

4639404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5046 (or 5044 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 4639404 is about 2153.9275753841. The cubic root of 4639404 is about 166.7838766627.

The spelling of 4639404 in words is "four million, six hundred thirty-nine thousand, four hundred four".