422030532 has 144 divisors (see below), whose sum is σ = 1268628480. Its totient is φ = 107956800.

The previous prime is 422030503. The next prime is 422030537. The reversal of 422030532 is 235030224.

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

It is a junction number, because it is equal to n+sod(n) for n = 422030499 and 422030508.

It is not an unprimeable number, because it can be changed into a prime (422030537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458769 + ... + 459687.

It is an arithmetic number, because the mean of its divisors is an integer number (8809920).

Almost surely, 2^422030532 is an apocalyptic number.

422030532 is a gapful number since it is divisible by the number (42) 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 422030532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634314240).

422030532 is an abundant number, since it is smaller than the sum of its proper divisors (846597948).

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

422030532 is a wasteful number, since it uses less digits than its factorization.

422030532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022 (or 1013 counting only the distinct ones).

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

The square root of 422030532 is about 20543.3817079857. The cubic root of 422030532 is about 750.0921557871.

Adding to 422030532 its reverse (235030224), we get a palindrome (657060756).

The spelling of 422030532 in words is "four hundred twenty-two million, thirty thousand, five hundred thirty-two".