240423132 has 24 divisors (see below), whose sum is σ = 561238272. Its totient is φ = 80105200.

The previous prime is 240423109. The next prime is 240423173. The reversal of 240423132 is 231324042.

It is a junction number, because it is equal to n+sod(n) for n = 240423099 and 240423108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48907 + ... + 53597.

It is an arithmetic number, because the mean of its divisors is an integer number (23384928).

Almost surely, 2^240423132 is an apocalyptic number.

It is an amenable number.

240423132 is an abundant number, since it is smaller than the sum of its proper divisors (320815140).

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

240423132 is a wasteful number, since it uses less digits than its factorization.

240423132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969 (or 8967 counting only the distinct ones).

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

The square root of 240423132 is about 15505.5838974222. The cubic root of 240423132 is about 621.8115005220.

Adding to 240423132 its reverse (231324042), we get a palindrome (471747174).

The spelling of 240423132 in words is "two hundred forty million, four hundred twenty-three thousand, one hundred thirty-two".