42294798 has 160 divisors (see below), whose sum is σ = 123594240. Its totient is φ = 10497600.

The previous prime is 42294773. The next prime is 42294809. The reversal of 42294798 is 89749224.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 280023 + ... + 280173.

It is an arithmetic number, because the mean of its divisors is an integer number (772464).

Almost surely, 2^42294798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42294798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61797120).

42294798 is an abundant number, since it is smaller than the sum of its proper divisors (81299442).

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

42294798 is a wasteful number, since it uses less digits than its factorization.

42294798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 195 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 42294798 is about 6503.4450870289. The cubic root of 42294798 is about 348.4140434504.

The spelling of 42294798 in words is "forty-two million, two hundred ninety-four thousand, seven hundred ninety-eight".