4428706 has 12 divisors (see below), whose sum is σ = 6882642. Its totient is φ = 2137184.

The previous prime is 4428703. The next prime is 4428709. The reversal of 4428706 is 6078244.

It is an interprime number because it is at equal distance from previous prime (4428703) and next prime (4428709).

It can be written as a sum of positive squares in 3 ways, for example, as 3207681 + 1221025 = 1791^2 + 1105^2 .

It is a super-2 number, since 2×4428706² = 39226873668872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4428701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366 + ... + 2998.

Almost surely, 2^4428706 is an apocalyptic number.

4428706 is a deficient number, since it is larger than the sum of its proper divisors (2453936).

4428706 is a wasteful number, since it uses less digits than its factorization.

4428706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693 (or 2664 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 4428706 is about 2104.4490965571. The cubic root of 4428706 is about 164.2198370494.

The spelling of 4428706 in words is "four million, four hundred twenty-eight thousand, seven hundred six".