42468822 has 144 divisors (see below), whose sum is σ = 113533056. Its totient is φ = 11404800.

The previous prime is 42468817. The next prime is 42468823. The reversal of 42468822 is 22886424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42468823) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1147788 + ... + 1147824.

It is an arithmetic number, because the mean of its divisors is an integer number (788424).

Almost surely, 2^42468822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42468822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56766528).

42468822 is an abundant number, since it is smaller than the sum of its proper divisors (71064234).

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

42468822 is a wasteful number, since it uses less digits than its factorization.

42468822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 101 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

The square root of 42468822 is about 6516.8107230454. The cubic root of 42468822 is about 348.8912450575.

It can be divided in two parts, 42 and 468822, that added together give a palindrome (468864).

The spelling of 42468822 in words is "forty-two million, four hundred sixty-eight thousand, eight hundred twenty-two".