4228394156 has 24 divisors (see below), whose sum is σ = 8954247456. Its totient is φ = 1705570560.

The previous prime is 4228394147. The next prime is 4228394161. The reversal of 4228394156 is 6514938224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4441115 + ... + 4442066.

It is an arithmetic number, because the mean of its divisors is an integer number (373093644).

Almost surely, 2^4228394156 is an apocalyptic number.

It is an amenable number.

4228394156 is an abundant number, since it is smaller than the sum of its proper divisors (4725853300).

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

4228394156 is a wasteful number, since it uses less digits than its factorization.

4228394156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8883209 (or 8883207 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 4228394156 is about 65026.1036507647. The cubic root of 4228394156 is about 1617.0563518383.

The spelling of 4228394156 in words is "four billion, two hundred twenty-eight million, three hundred ninety-four thousand, one hundred fifty-six".