423432160 has 48 divisors (see below), whose sum is σ = 1010708496. Its totient is φ = 167620608.

The previous prime is 423432151. The next prime is 423432167. The reversal of 423432160 is 61234324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423432167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1879 + ... + 29161.

It is an arithmetic number, because the mean of its divisors is an integer number (21056427).

Almost surely, 2^423432160 is an apocalyptic number.

423432160 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 423432160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505354248).

423432160 is an abundant number, since it is smaller than the sum of its proper divisors (587276336).

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

423432160 is a wasteful number, since it uses less digits than its factorization.

423432160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27395 (or 27387 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 423432160 is about 20577.4672882743. The cubic root of 423432160 is about 750.9216284855.

Adding to 423432160 its reverse (61234324), we get a palindrome (484666484).

The spelling of 423432160 in words is "four hundred twenty-three million, four hundred thirty-two thousand, one hundred sixty".