4229028 has 36 divisors (see below), whose sum is σ = 10832640. Its totient is φ = 1390896.

The previous prime is 4229023. The next prime is 4229047. The reversal of 4229028 is 8209224.

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

It is a junction number, because it is equal to n+sod(n) for n = 4228992 and 4229010.

It is not an unprimeable number, because it can be changed into a prime (4229021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2101 + ... + 3587.

Almost surely, 2^4229028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4229028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5416320).

4229028 is an abundant number, since it is smaller than the sum of its proper divisors (6603612).

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

4229028 is a wasteful number, since it uses less digits than its factorization.

4229028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4229028 is about 2056.4600652578. The cubic root of 4229028 is about 161.7137147701.

The spelling of 4229028 in words is "four million, two hundred twenty-nine thousand, twenty-eight".