422459990 has 8 divisors (see below), whose sum is σ = 760428000. Its totient is φ = 168983992.

The previous prime is 422459987. The next prime is 422460019. The reversal of 422459990 is 99954224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21122990 + ... + 21123009.

It is an arithmetic number, because the mean of its divisors is an integer number (95053500).

Almost surely, 2^422459990 is an apocalyptic number.

422459990 is a deficient number, since it is larger than the sum of its proper divisors (337968010).

422459990 is a wasteful number, since it uses less digits than its factorization.

422459990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42246006.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 422459990 is about 20553.8315162891. The cubic root of 422459990 is about 750.3465006325.

The spelling of 422459990 in words is "four hundred twenty-two million, four hundred fifty-nine thousand, nine hundred ninety".