4428930 has 32 divisors (see below), whose sum is σ = 11596608. Its totient is φ = 1073600.

The previous prime is 4428917. The next prime is 4428947. The reversal of 4428930 is 398244.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6381 + ... + 7040.

It is an arithmetic number, because the mean of its divisors is an integer number (362394).

Almost surely, 2^4428930 is an apocalyptic number.

4428930 is an abundant number, since it is smaller than the sum of its proper divisors (7167678).

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

4428930 is a wasteful number, since it uses less digits than its factorization.

4428930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13442.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4428930 is about 2104.5023164634. The cubic root of 4428930 is about 164.2226057003. Note that the first 3 decimals are identical.

The spelling of 4428930 in words is "four million, four hundred twenty-eight thousand, nine hundred thirty".