42426822 has 16 divisors (see below), whose sum is σ = 84974832. Its totient is φ = 14122080.

The previous prime is 42426821. The next prime is 42426847. The reversal of 42426822 is 22862424.

It is a self number, because there is not a number n which added to its sum of digits gives 42426822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42426821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129 + ... + 9212.

It is an arithmetic number, because the mean of its divisors is an integer number (5310927).

Almost surely, 2^42426822 is an apocalyptic number.

42426822 is an abundant number, since it is smaller than the sum of its proper divisors (42548010).

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

42426822 is a wasteful number, since it uses less digits than its factorization.

42426822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10103.

The product of its digits is 12288, while the sum is 30.

The square root of 42426822 is about 6513.5874907765. The cubic root of 42426822 is about 348.7761938677.

The spelling of 42426822 in words is "forty-two million, four hundred twenty-six thousand, eight hundred twenty-two".