240421132 has 24 divisors (see below), whose sum is σ = 481178880. Its totient is φ = 102965520.

The previous prime is 240421073. The next prime is 240421133. The reversal of 240421132 is 231124042.

It is a super-2 number, since 2×240421132² = 115604641424322848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240421133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63657 + ... + 67327.

It is an arithmetic number, because the mean of its divisors is an integer number (20049120).

Almost surely, 2^240421132 is an apocalyptic number.

It is an amenable number.

240421132 is an abundant number, since it is smaller than the sum of its proper divisors (240757748).

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

240421132 is a wasteful number, since it uses less digits than its factorization.

240421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021 (or 6019 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 240421132 is about 15505.5194043927. The cubic root of 240421132 is about 621.8097763029.

Adding to 240421132 its reverse (231124042), we get a palindrome (471545174).

The spelling of 240421132 in words is "two hundred forty million, four hundred twenty-one thousand, one hundred thirty-two".