422773248 has 160 divisors (see below), whose sum is σ = 1190477376. Its totient is φ = 133152768.

The previous prime is 422773231. The next prime is 422773261. The reversal of 422773248 is 842377224.

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, 2443690 + ... + 2443862.

Almost surely, 2^422773248 is an apocalyptic number.

422773248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595238688).

422773248 is an abundant number, since it is smaller than the sum of its proper divisors (767704128).

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

422773248 is a wasteful number, since it uses less digits than its factorization.

422773248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 258 counting only the distinct ones).

The product of its digits is 150528, while the sum is 39.

The square root of 422773248 is about 20561.4505324892. The cubic root of 422773248 is about 750.5319177732.

The spelling of 422773248 in words is "four hundred twenty-two million, seven hundred seventy-three thousand, two hundred forty-eight".