4428650 has 24 divisors (see below), whose sum is σ = 8597664. Its totient is φ = 1694000.

The previous prime is 4428643. The next prime is 4428689. The reversal of 4428650 is 568244.

It is a super-2 number, since 2×4428650² = 39225881645000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon 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, 776 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (358236).

Almost surely, 2^4428650 is an apocalyptic number.

4428650 is a deficient number, since it is larger than the sum of its proper divisors (4169014).

4428650 is a wasteful number, since it uses less digits than its factorization.

4428650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3881 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 4428650 is about 2104.4357913702. The cubic root of 4428650 is about 164.2191448720.

The spelling of 4428650 in words is "four million, four hundred twenty-eight thousand, six hundred fifty".