422604308 has 48 divisors (see below), whose sum is σ = 894566400. Its totient is φ = 170644320.

The previous prime is 422604271. The next prime is 422604319. The reversal of 422604308 is 803406224.

It is a super-2 number, since 2×422604308² = 357188802280317728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99533 + ... + 103691.

It is an arithmetic number, because the mean of its divisors is an integer number (18636800).

Almost surely, 2^422604308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422604308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447283200).

422604308 is an abundant number, since it is smaller than the sum of its proper divisors (471962092).

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

422604308 is a wasteful number, since it uses less digits than its factorization.

422604308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380 (or 4378 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 422604308 is about 20557.3419488026. The cubic root of 422604308 is about 750.4319337151.

The spelling of 422604308 in words is "four hundred twenty-two million, six hundred four thousand, three hundred eight".