4664628 has 36 divisors (see below), whose sum is σ = 12230400. Its totient is φ = 1554552.

The previous prime is 4664603. The next prime is 4664641. The reversal of 4664628 is 8264664.

It is a happy number.

4664628 is a `hidden beast` number, since 4 + 6 + 646 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4664592 and 4664601.

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 11 ways as a sum of consecutive naturals, for example, 1428 + ... + 3371.

Almost surely, 2^4664628 is an apocalyptic number.

It is an amenable number.

4664628 is an abundant number, since it is smaller than the sum of its proper divisors (7565772).

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

4664628 is a wasteful number, since it uses less digits than its factorization.

4664628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4818 (or 4804 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 4664628 is about 2159.7749882800. The cubic root of 4664628 is about 167.0855932321.

Adding to 4664628 its sum of digits (36), we get a palindrome (4664664).

The spelling of 4664628 in words is "four million, six hundred sixty-four thousand, six hundred twenty-eight".