40234532 has 24 divisors (see below), whose sum is σ = 76242432. Its totient is φ = 18468000.

The previous prime is 40234511. The next prime is 40234543. The reversal of 40234532 is 23543204.

40234532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40234498 and 40234507.

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, 7907 + ... + 11957.

It is an arithmetic number, because the mean of its divisors is an integer number (3176768).

Almost surely, 2^40234532 is an apocalyptic number.

It is an amenable number.

40234532 is a deficient number, since it is larger than the sum of its proper divisors (36007900).

40234532 is a wasteful number, since it uses less digits than its factorization.

40234532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4259 (or 4257 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 40234532 is about 6343.0696039063. The cubic root of 40234532 is about 342.6622940154.

Adding to 40234532 its reverse (23543204), we get a palindrome (63777736).

The spelling of 40234532 in words is "forty million, two hundred thirty-four thousand, five hundred thirty-two".