424320132 has 24 divisors (see below), whose sum is σ = 996390976. Its totient is φ = 140538528.

The previous prime is 424320131. The next prime is 424320137. The reversal of 424320132 is 231023424.

It is a junction number, because it is equal to n+sod(n) for n = 424320099 and 424320108.

It is not an unprimeable number, because it can be changed into a prime (424320131) 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, 110728 + ... + 114495.

Almost surely, 2^424320132 is an apocalyptic number.

It is an amenable number.

424320132 is an abundant number, since it is smaller than the sum of its proper divisors (572070844).

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

424320132 is a wasteful number, since it uses less digits than its factorization.

424320132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225387 (or 225385 counting only the distinct ones).

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

The square root of 424320132 is about 20599.0323073682. The cubic root of 424320132 is about 751.4461767492.

Adding to 424320132 its reverse (231023424), we get a palindrome (655343556).

The spelling of 424320132 in words is "four hundred twenty-four million, three hundred twenty thousand, one hundred thirty-two".