422211648 has 56 divisors (see below), whose sum is σ = 1118859840. Its totient is φ = 140515840.

The previous prime is 422211637. The next prime is 422211649. The reversal of 422211648 is 846112224.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (422211649) 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, 159778 + ... + 162398.

It is an arithmetic number, because the mean of its divisors is an integer number (19979640).

Almost surely, 2^422211648 is an apocalyptic number.

422211648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

422211648 is an abundant number, since it is smaller than the sum of its proper divisors (696648192).

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

422211648 is a wasteful number, since it uses less digits than its factorization.

422211648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475 (or 3465 counting only the distinct ones).

The product of its digits is 6144, while the sum is 30.

The square root of 422211648 is about 20547.7893701488. The cubic root of 422211648 is about 750.1994420702.

The spelling of 422211648 in words is "four hundred twenty-two million, two hundred eleven thousand, six hundred forty-eight".