422701240 has 64 divisors (see below), whose sum is σ = 1029036960. Its totient is φ = 155343360.

The previous prime is 422701219. The next prime is 422701259. The reversal of 422701240 is 42107224.

It is a happy number.

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, 116250 + ... + 119830.

Almost surely, 2^422701240 is an apocalyptic number.

422701240 is a gapful number since it is divisible by the number (40) 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 422701240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514518480).

422701240 is an abundant number, since it is smaller than the sum of its proper divisors (606335720).

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

422701240 is a wasteful number, since it uses less digits than its factorization.

422701240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 422701240 is about 20559.6994141451. The cubic root of 422701240 is about 750.4893044092.

Adding to 422701240 its reverse (42107224), we get a palindrome (464808464).

The spelling of 422701240 in words is "four hundred twenty-two million, seven hundred one thousand, two hundred forty".