422994746 has 8 divisors (see below), whose sum is σ = 636007680. Its totient is φ = 210992188.

The previous prime is 422994743. The next prime is 422994769. The reversal of 422994746 is 647499224.

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 422994746.

It is not an unprimeable number, because it can be changed into a prime (422994743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251546 + ... + 253221.

It is an arithmetic number, because the mean of its divisors is an integer number (79500960).

Almost surely, 2^422994746 is an apocalyptic number.

422994746 is a deficient number, since it is larger than the sum of its proper divisors (213012934).

422994746 is a wasteful number, since it uses less digits than its factorization.

422994746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505188.

The product of its digits is 870912, while the sum is 47.

The square root of 422994746 is about 20566.8360716956. The cubic root of 422994746 is about 750.6629669789.

The spelling of 422994746 in words is "four hundred twenty-two million, nine hundred ninety-four thousand, seven hundred forty-six".