40424232 has 32 divisors (see below), whose sum is σ = 107006400. Its totient is φ = 12681984.

The previous prime is 40424207. The next prime is 40424233. The reversal of 40424232 is 23242404.

It is a junction number, because it is equal to n+sod(n) for n = 40424199 and 40424208.

It is not an unprimeable number, because it can be changed into a prime (40424233) 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, 49132 + ... + 49947.

It is an arithmetic number, because the mean of its divisors is an integer number (3343950).

Almost surely, 2^40424232 is an apocalyptic number.

It is an amenable number.

40424232 is an abundant number, since it is smaller than the sum of its proper divisors (66582168).

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

40424232 is a wasteful number, since it uses less digits than its factorization.

40424232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99105 (or 99101 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 40424232 is about 6358.0053475913. The cubic root of 40424232 is about 343.1999842426.

Adding to 40424232 its reverse (23242404), we get a palindrome (63666636).

The spelling of 40424232 in words is "forty million, four hundred twenty-four thousand, two hundred thirty-two".