422478604 has 24 divisors (see below), whose sum is σ = 782933760. Its totient is φ = 198917136.

The previous prime is 422478599. The next prime is 422478607. The reversal of 422478604 is 406874224.

It is not an unprimeable number, because it can be changed into a prime (422478607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3952 + ... + 29335.

It is an arithmetic number, because the mean of its divisors is an integer number (32622240).

Almost surely, 2^422478604 is an apocalyptic number.

It is an amenable number.

422478604 is a deficient number, since it is larger than the sum of its proper divisors (360455156).

422478604 is a wasteful number, since it uses less digits than its factorization.

422478604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33477 (or 33475 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 37.

The square root of 422478604 is about 20554.2843222526. The cubic root of 422478604 is about 750.3575208040.

It can be divided in two parts, 4224 and 78604, that added together give a palindrome (82828).

The spelling of 422478604 in words is "four hundred twenty-two million, four hundred seventy-eight thousand, six hundred four".