422498 has 8 divisors (see below), whose sum is σ = 638400. Its totient is φ = 209700.

The previous prime is 422479. The next prime is 422537. The reversal of 422498 is 894224.

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

It is a self number, because there is not a number n which added to its sum of digits gives 422498.

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, 398 + ... + 1001.

It is an arithmetic number, because the mean of its divisors is an integer number (79800).

2⁴²²⁴⁹⁸ is an apocalyptic number.

422498 is a deficient number, since it is larger than the sum of its proper divisors (215902).

422498 is a wasteful number, since it uses less digits than its factorization.

422498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552.

The product of its digits is 4608, while the sum is 29.

The square root of 422498 is about 649.9984615366. The cubic root of 422498 is about 75.0369003604.

The spelling of 422498 in words is "four hundred twenty-two thousand, four hundred ninety-eight".