422273437 has 4 divisors (see below), whose sum is σ = 436834620. Its totient is φ = 407712256.

The previous prime is 422273431. The next prime is 422273441. The reversal of 422273437 is 734372224.

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 293813881 + 128459556 = 17141^2 + 11334^2 .

It is a cyclic number.

It is not a de Polignac number, because 422273437 - 2¹¹ = 422271389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422273431) 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, 7280548 + ... + 7280605.

It is an arithmetic number, because the mean of its divisors is an integer number (109208655).

Almost surely, 2^422273437 is an apocalyptic number.

It is an amenable number.

422273437 is a deficient number, since it is larger than the sum of its proper divisors (14561183).

422273437 is a wasteful number, since it uses less digits than its factorization.

422273437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14561182.

The product of its digits is 56448, while the sum is 34.

The square root of 422273437 is about 20549.2928588796. The cubic root of 422273437 is about 750.2360365227.

The spelling of 422273437 in words is "four hundred twenty-two million, two hundred seventy-three thousand, four hundred thirty-seven".