40132424 has 16 divisors (see below), whose sum is σ = 78520320. Its totient is φ = 19193680.

The previous prime is 40132403. The next prime is 40132429. The reversal of 40132424 is 42423104.

It is a super-2 number, since 2×40132424² = 3221222912231552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40132396 and 40132405.

It is not an unprimeable number, because it can be changed into a prime (40132429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108872 + ... + 109239.

It is an arithmetic number, because the mean of its divisors is an integer number (4907520).

Almost surely, 2^40132424 is an apocalyptic number.

It is an amenable number.

40132424 is a deficient number, since it is larger than the sum of its proper divisors (38387896).

40132424 is a wasteful number, since it uses less digits than its factorization.

40132424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218140 (or 218136 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40132424 is about 6335.0157063736. The cubic root of 40132424 is about 342.3721767140.

Adding to 40132424 its reverse (42423104), we get a palindrome (82555528).

The spelling of 40132424 in words is "forty million, one hundred thirty-two thousand, four hundred twenty-four".