422287326 has 24 divisors (see below), whose sum is σ = 915912504. Its totient is φ = 140615280.

The previous prime is 422287321. The next prime is 422287343. The reversal of 422287326 is 623782224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422287321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6181 + ... + 29711.

It is an arithmetic number, because the mean of its divisors is an integer number (38163021).

Almost surely, 2^422287326 is an apocalyptic number.

422287326 is an abundant number, since it is smaller than the sum of its proper divisors (493625178).

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

422287326 is a wasteful number, since it uses less digits than its factorization.

422287326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24536 (or 24533 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 422287326 is about 20549.6307996032. The cubic root of 422287326 is about 750.2442617729.

The spelling of 422287326 in words is "four hundred twenty-two million, two hundred eighty-seven thousand, three hundred twenty-six".