422414440 has 32 divisors (see below), whose sum is σ = 1086209280. Its totient is φ = 144827712.

The previous prime is 422414411. The next prime is 422414477. The reversal of 422414440 is 44414224.

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, 754032 + ... + 754591.

It is an arithmetic number, because the mean of its divisors is an integer number (33944040).

Almost surely, 2^422414440 is an apocalyptic number.

422414440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422414440 is an abundant number, since it is smaller than the sum of its proper divisors (663794840).

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

422414440 is a wasteful number, since it uses less digits than its factorization.

422414440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508641 (or 1508637 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 422414440 is about 20552.7234205105. The cubic root of 422414440 is about 750.3195319946.

Adding to 422414440 its reverse (44414224), we get a palindrome (466828664).

The spelling of 422414440 in words is "four hundred twenty-two million, four hundred fourteen thousand, four hundred forty".