422969049 has 6 divisors (see below), whose sum is σ = 610955306. Its totient is φ = 281979360.

The previous prime is 422969021. The next prime is 422969111. The reversal of 422969049 is 940969224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 270273600 + 152695449 = 16440^2 + 12357^2 .

It is not a de Polignac number, because 422969049 - 2⁷ = 422968921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 422968995 and 422969013.

It is not an unprimeable number, because it can be changed into a prime (422969009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23498272 + ... + 23498289.

Almost surely, 2^422969049 is an apocalyptic number.

It is an amenable number.

422969049 is a deficient number, since it is larger than the sum of its proper divisors (187986257).

422969049 is a wasteful number, since it uses less digits than its factorization.

422969049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46996567 (or 46996564 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 422969049 is about 20566.2113428799. The cubic root of 422969049 is about 750.6477657051.

The spelling of 422969049 in words is "four hundred twenty-two million, nine hundred sixty-nine thousand, forty-nine".