422073269 has 4 divisors (see below), whose sum is σ = 422162796. Its totient is φ = 421983744.

The previous prime is 422073257. The next prime is 422073293. The reversal of 422073269 is 962370224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93122500 + 328950769 = 9650^2 + 18137^2 .

It is a cyclic number.

It is not a de Polignac number, because 422073269 - 2⁸ = 422073013 is a prime.

It is a super-2 number, since 2×422073269² = 356291688808692722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422072269) 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, 37274 + ... + 47259.

It is an arithmetic number, because the mean of its divisors is an integer number (105540699).

Almost surely, 2^422073269 is an apocalyptic number.

It is an amenable number.

422073269 is a deficient number, since it is larger than the sum of its proper divisors (89527).

422073269 is an equidigital number, since it uses as much as digits as its factorization.

422073269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89526.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 422073269 is about 20544.4218463309. The cubic root of 422073269 is about 750.1174743395.

The spelling of 422073269 in words is "four hundred twenty-two million, seventy-three thousand, two hundred sixty-nine".