422654443 has 4 divisors (see below), whose sum is σ = 425491200. Its totient is φ = 419817688.

The previous prime is 422654437. The next prime is 422654447. The reversal of 422654443 is 344456224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422654443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422654399 and 422654408.

It is not an unprimeable number, because it can be changed into a prime (422654447) 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, 1418155 + ... + 1418452.

It is an arithmetic number, because the mean of its divisors is an integer number (106372800).

Almost surely, 2^422654443 is an apocalyptic number.

422654443 is a deficient number, since it is larger than the sum of its proper divisors (2836757).

422654443 is a wasteful number, since it uses less digits than its factorization.

422654443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836756.

The product of its digits is 92160, while the sum is 34.

The square root of 422654443 is about 20558.5613066674. The cubic root of 422654443 is about 750.4616079806.

The spelling of 422654443 in words is "four hundred twenty-two million, six hundred fifty-four thousand, four hundred forty-three".