42204330 has 96 divisors (see below), whose sum is σ = 129512448. Its totient is φ = 9331200.

The previous prime is 42204277. The next prime is 42204373. The reversal of 42204330 is 3340224.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18450 + ... + 20610.

It is an arithmetic number, because the mean of its divisors is an integer number (1349088).

Almost surely, 2^42204330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42204330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64756224).

42204330 is an abundant number, since it is smaller than the sum of its proper divisors (87308118).

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

42204330 is a wasteful number, since it uses less digits than its factorization.

42204330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212 (or 2209 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 42204330 is about 6496.4859732012. The cubic root of 42204330 is about 348.1654484791.

Adding to 42204330 its reverse (3340224), we get a palindrome (45544554).

The spelling of 42204330 in words is "forty-two million, two hundred four thousand, three hundred thirty".