422537 has 2 divisors, whose sum is σ = 422538. Its totient is φ = 422536.

The previous prime is 422479. The next prime is 422549. The reversal of 422537 is 735224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395641 + 26896 = 629^2 + 164^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422537 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4⁵ + 2¹⁵ + 5⁷ + 2¹⁷ + 3¹¹ + 7⁴ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422537.

It is not a weakly prime, because it can be changed into another prime (422557) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211268 + 211269.

It is an arithmetic number, because the mean of its divisors is an integer number (211269).

2⁴²²⁵³⁷ is an apocalyptic number.

It is an amenable number.

422537 is a deficient number, since it is larger than the sum of its proper divisors (1).

422537 is an equidigital number, since it uses as much as digits as its factorization.

422537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680, while the sum is 23.

The square root of 422537 is about 650.0284609154. The cubic root of 422537 is about 75.0392091280.

It can be divided in two parts, 422 and 537, that added together give a palindrome (959).

The spelling of 422537 in words is "four hundred twenty-two thousand, five hundred thirty-seven".