422363686 has 4 divisors (see below), whose sum is σ = 633545532. Its totient is φ = 211181842.

The previous prime is 422363653. The next prime is 422363693. The reversal of 422363686 is 686363224.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105590920 + ... + 105590923.

It is an arithmetic number, because the mean of its divisors is an integer number (158386383).

Almost surely, 2^422363686 is an apocalyptic number.

422363686 is a deficient number, since it is larger than the sum of its proper divisors (211181846).

422363686 is a wasteful number, since it uses less digits than its factorization.

422363686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211181845.

The product of its digits is 248832, while the sum is 40.

The square root of 422363686 is about 20551.4886565426. The cubic root of 422363686 is about 750.2894799578.

The spelling of 422363686 in words is "four hundred twenty-two million, three hundred sixty-three thousand, six hundred eighty-six".