422035320 has 192 divisors, whose sum is σ = 1491194880. Its totient is φ = 93602304.

The previous prime is 422035291. The next prime is 422035363. The reversal of 422035320 is 23530224.

It is a super-2 number, since 2×422035320² = 356227622655004800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1149777 + ... + 1150143.

It is an arithmetic number, because the mean of its divisors is an integer number (7766640).

Almost surely, 2^422035320 is an apocalyptic number.

422035320 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 422035320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745597440).

422035320 is an abundant number, since it is smaller than the sum of its proper divisors (1069159560).

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

422035320 is a wasteful number, since it uses less digits than its factorization.

422035320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 422035320 is about 20543.4982415362. The cubic root of 422035320 is about 750.0949924125.

Adding to 422035320 its reverse (23530224), we get a palindrome (445565544).

The spelling of 422035320 in words is "four hundred twenty-two million, thirty-five thousand, three hundred twenty".