42243498 has 96 divisors (see below), whose sum is σ = 108630720. Its totient is φ = 12065760.

The previous prime is 42243497. The next prime is 42243499. The reversal of 42243498 is 89434224.

It is an interprime number because it is at equal distance from previous prime (42243497) and next prime (42243499).

It is not an unprimeable number, because it can be changed into a prime (42243497) 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 47 ways as a sum of consecutive naturals, for example, 214336 + ... + 214532.

It is an arithmetic number, because the mean of its divisors is an integer number (1131570).

Almost surely, 2^42243498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42243498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54315360).

42243498 is an abundant number, since it is smaller than the sum of its proper divisors (66387222).

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

42243498 is a wasteful number, since it uses less digits than its factorization.

42243498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 232 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 42243498 is about 6499.4998269098. The cubic root of 42243498 is about 348.2731209055.

The spelling of 42243498 in words is "forty-two million, two hundred forty-three thousand, four hundred ninety-eight".