42243300 has 216 divisors, whose sum is σ = 153552672. Its totient is φ = 9600000.

The previous prime is 42243281. The next prime is 42243337. The reversal of 42243300 is 334224.

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 168175 + ... + 168425.

It is an arithmetic number, because the mean of its divisors is an integer number (710892).

Almost surely, 2^42243300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42243300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76776336).

42243300 is an abundant number, since it is smaller than the sum of its proper divisors (111309372).

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

42243300 is a wasteful number, since it uses less digits than its factorization.

42243300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 289 counting only the distinct ones).

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

The square root of 42243300 is about 6499.4845949506. The cubic root of 42243300 is about 348.2725767730.

Adding to 42243300 its reverse (334224), we get a palindrome (42577524).

It can be divided in two parts, 42 and 243300, that added together give a palindrome (243342).

The spelling of 42243300 in words is "forty-two million, two hundred forty-three thousand, three hundred".