422672208 has 40 divisors (see below), whose sum is σ = 1247890368. Its totient is φ = 120763392.

The previous prime is 422672189. The next prime is 422672221. The reversal of 422672208 is 802276224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628641 + ... + 629312.

Almost surely, 2^422672208 is an apocalyptic number.

422672208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

422672208 is an abundant number, since it is smaller than the sum of its proper divisors (825218160).

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

422672208 is a wasteful number, since it uses less digits than its factorization.

422672208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257971 (or 1257965 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 422672208 is about 20558.9933605709. The cubic root of 422672208 is about 750.4721222939.

The spelling of 422672208 in words is "four hundred twenty-two million, six hundred seventy-two thousand, two hundred eight".