422782545 has 8 divisors (see below), whose sum is σ = 676452096. Its totient is φ = 225484016.

The previous prime is 422782543. The next prime is 422782553. The reversal of 422782545 is 545287224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422782545 - 2¹ = 422782543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422782543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14092737 + ... + 14092766.

It is an arithmetic number, because the mean of its divisors is an integer number (84556512).

Almost surely, 2^422782545 is an apocalyptic number.

It is an amenable number.

422782545 is a deficient number, since it is larger than the sum of its proper divisors (253669551).

422782545 is a wasteful number, since it uses less digits than its factorization.

422782545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28185511.

The product of its digits is 179200, while the sum is 39.

The square root of 422782545 is about 20561.6766096542. The cubic root of 422782545 is about 750.5374192598.

The spelling of 422782545 in words is "four hundred twenty-two million, seven hundred eighty-two thousand, five hundred forty-five".