422802229 has 4 divisors (see below), whose sum is σ = 422845984. Its totient is φ = 422758476.

The previous prime is 422802173. The next prime is 422802241. The reversal of 422802229 is 922208224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 422802229 - 2¹³ = 422794037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422802229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422802299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267 + ... + 29080.

It is an arithmetic number, because the mean of its divisors is an integer number (105711496).

Almost surely, 2^422802229 is an apocalyptic number.

It is an amenable number.

422802229 is a deficient number, since it is larger than the sum of its proper divisors (43755).

422802229 is a wasteful number, since it uses less digits than its factorization.

422802229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43754.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 422802229 is about 20562.1552615479. The cubic root of 422802229 is about 750.5490669729.

The spelling of 422802229 in words is "four hundred twenty-two million, eight hundred two thousand, two hundred twenty-nine".