422186476 has 12 divisors (see below), whose sum is σ = 745732008. Its totient is φ = 209120192.

The previous prime is 422186473. The next prime is 422186491. The reversal of 422186476 is 674681224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (422186473) 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, 492781 + ... + 493636.

It is an arithmetic number, because the mean of its divisors is an integer number (62144334).

Almost surely, 2^422186476 is an apocalyptic number.

It is an amenable number.

422186476 is a deficient number, since it is larger than the sum of its proper divisors (323545532).

422186476 is a wasteful number, since it uses less digits than its factorization.

422186476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986528 (or 986526 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 422186476 is about 20547.1768377069. The cubic root of 422186476 is about 750.1845329634.

The spelling of 422186476 in words is "four hundred twenty-two million, one hundred eighty-six thousand, four hundred seventy-six".