422645535 has 48 divisors (see below), whose sum is σ = 790826400. Its totient is φ = 207574272.

The previous prime is 422645533. The next prime is 422645569. The reversal of 422645535 is 535546224.

422645535 is a `hidden beast` number, since 4 + 2 + 2 + 645 + 5 + 3 + 5 = 666.

It is not a de Polignac number, because 422645535 - 2¹ = 422645533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422645535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422645533) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 414256 + ... + 415274.

It is an arithmetic number, because the mean of its divisors is an integer number (16475550).

Almost surely, 2^422645535 is an apocalyptic number.

422645535 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

422645535 is a deficient number, since it is larger than the sum of its proper divisors (368180865).

422645535 is a wasteful number, since it uses less digits than its factorization.

422645535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752 (or 1749 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 422645535 is about 20558.3446561244. The cubic root of 422645535 is about 750.4563356208.

The spelling of 422645535 in words is "four hundred twenty-two million, six hundred forty-five thousand, five hundred thirty-five".