422396499 has 16 divisors (see below), whose sum is σ = 643951872. Its totient is φ = 241256928.

The previous prime is 422396479. The next prime is 422396521. The reversal of 422396499 is 994693224.

It is not a de Polignac number, because 422396499 - 2⁷ = 422396371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422396419) 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 15 ways as a sum of consecutive naturals, for example, 66757 + ... + 72809.

It is an arithmetic number, because the mean of its divisors is an integer number (40246992).

Almost surely, 2^422396499 is an apocalyptic number.

422396499 is a deficient number, since it is larger than the sum of its proper divisors (221555373).

422396499 is a wasteful number, since it uses less digits than its factorization.

422396499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386.

The product of its digits is 839808, while the sum is 48.

The square root of 422396499 is about 20552.2869530376. The cubic root of 422396499 is about 750.3089091938.

The spelling of 422396499 in words is "four hundred twenty-two million, three hundred ninety-six thousand, four hundred ninety-nine".