4228038 has 20 divisors (see below), whose sum is σ = 9474300. Its totient is φ = 1409292.

The previous prime is 4228031. The next prime is 4228039. The reversal of 4228038 is 8308224.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228031) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12888 + ... + 13211.

It is an arithmetic number, because the mean of its divisors is an integer number (473715).

Almost surely, 2^4228038 is an apocalyptic number.

4228038 is an abundant number, since it is smaller than the sum of its proper divisors (5246262).

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

4228038 is a wasteful number, since it uses less digits than its factorization.

4228038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26113 (or 26104 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4228038 is about 2056.2193462761. The cubic root of 4228038 is about 161.7010949220.

The spelling of 4228038 in words is "four million, two hundred twenty-eight thousand, thirty-eight".