42199228 has 12 divisors (see below), whose sum is σ = 77735560. Its totient is φ = 19989072.

The previous prime is 42199189. The next prime is 42199229. The reversal of 42199228 is 82299124.

42199228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×42199228³ (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42199229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277551 + ... + 277702.

Almost surely, 2^42199228 is an apocalyptic number.

It is an amenable number.

42199228 is a deficient number, since it is larger than the sum of its proper divisors (35536332).

42199228 is a wasteful number, since it uses less digits than its factorization.

42199228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555276 (or 555274 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 42199228 is about 6496.0932875075. The cubic root of 42199228 is about 348.1514182307.

The spelling of 42199228 in words is "forty-two million, one hundred ninety-nine thousand, two hundred twenty-eight".