422263494 has 12 divisors (see below), whose sum is σ = 914904276. Its totient is φ = 140754492.

The previous prime is 422263489. The next prime is 422263529. The reversal of 422263494 is 494362224.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11729524 + ... + 11729559.

It is an arithmetic number, because the mean of its divisors is an integer number (76242023).

Almost surely, 2^422263494 is an apocalyptic number.

422263494 is an abundant number, since it is smaller than the sum of its proper divisors (492640782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422263494 is a wasteful number, since it uses less digits than its factorization.

422263494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23459091 (or 23459088 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 422263494 is about 20549.0509269893. The cubic root of 422263494 is about 750.2301480353.

The spelling of 422263494 in words is "four hundred twenty-two million, two hundred sixty-three thousand, four hundred ninety-four".