422624533 has 2 divisors, whose sum is σ = 422624534. Its totient is φ = 422624532.

The previous prime is 422624507. The next prime is 422624537. The reversal of 422624533 is 335426224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216472369 + 206152164 = 14713^2 + 14358^2 .

It is a cyclic number.

It is not a de Polignac number, because 422624533 - 2²¹ = 420527381 is a prime.

It is a super-2 number, since 2×422624533² = 357222991786936178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422624495 and 422624504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422624537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211312266 + 211312267.

It is an arithmetic number, because the mean of its divisors is an integer number (211312267).

Almost surely, 2^422624533 is an apocalyptic number.

It is an amenable number.

422624533 is a deficient number, since it is larger than the sum of its proper divisors (1).

422624533 is an equidigital number, since it uses as much as digits as its factorization.

422624533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 31.

The square root of 422624533 is about 20557.8338596264. The cubic root of 422624533 is about 750.4439049164.

The spelling of 422624533 in words is "four hundred twenty-two million, six hundred twenty-four thousand, five hundred thirty-three".