42229080 has 128 divisors (see below), whose sum is σ = 143294400. Its totient is φ = 11059200.

The previous prime is 42229079. The next prime is 42229087. The reversal of 42229080 is 8092224.

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 (42229087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65560 + ... + 66200.

Almost surely, 2^42229080 is an apocalyptic number.

42229080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42229080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71647200).

42229080 is an abundant number, since it is smaller than the sum of its proper divisors (101065320).

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

42229080 is a wasteful number, since it uses less digits than its factorization.

42229080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 712 counting only the distinct ones).

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

The square root of 42229080 is about 6498.3905699796. The cubic root of 42229080 is about 348.2334937164.

The spelling of 42229080 in words is "forty-two million, two hundred twenty-nine thousand, eighty".