403132422 has 64 divisors (see below), whose sum is σ = 1039910400. Its totient is φ = 101095680.

The previous prime is 403132403. The next prime is 403132423. The reversal of 403132422 is 224231304.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403132423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1647 + ... + 28442.

It is an arithmetic number, because the mean of its divisors is an integer number (16248600).

Almost surely, 2^403132422 is an apocalyptic number.

403132422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 403132422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519955200).

403132422 is an abundant number, since it is smaller than the sum of its proper divisors (636777978).

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

403132422 is a wasteful number, since it uses less digits than its factorization.

403132422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30141.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 403132422 is about 20078.1578338253. The cubic root of 403132422 is about 738.7246244587.

Adding to 403132422 its reverse (224231304), we get a palindrome (627363726).

The spelling of 403132422 in words is "four hundred three million, one hundred thirty-two thousand, four hundred twenty-two".