4659644 has 24 divisors (see below), whose sum is σ = 8972208. Its totient is φ = 2099840.

The previous prime is 4659637. The next prime is 4659647. The reversal of 4659644 is 4469564.

It is a happy number.

4659644 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4659598 and 4659607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4659647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5642 + ... + 6414.

It is an arithmetic number, because the mean of its divisors is an integer number (373842).

Almost surely, 2^4659644 is an apocalyptic number.

4659644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4659644 is a deficient number, since it is larger than the sum of its proper divisors (4312564).

4659644 is a wasteful number, since it uses less digits than its factorization.

4659644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925 (or 923 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 4659644 is about 2158.6208560097. The cubic root of 4659644 is about 167.0260635573.

The spelling of 4659644 in words is "four million, six hundred fifty-nine thousand, six hundred forty-four".