40441432 has 32 divisors (see below), whose sum is σ = 78796800. Its totient is φ = 19444384.

The previous prime is 40441409. The next prime is 40441459. The reversal of 40441432 is 23414404.

It is a congruent number.

It is an unprimeable number.

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, 21273 + ... + 23095.

It is an arithmetic number, because the mean of its divisors is an integer number (2462400).

Almost surely, 2^40441432 is an apocalyptic number.

It is an amenable number.

40441432 is a deficient number, since it is larger than the sum of its proper divisors (38355368).

40441432 is a wasteful number, since it uses less digits than its factorization.

40441432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 40441432 is about 6359.3578292151. The cubic root of 40441432 is about 343.2486530931.

Adding to 40441432 its reverse (23414404), we get a palindrome (63855836).

It can be divided in two parts, 4044 and 1432, that added together give a square (5476 = 74²).

The spelling of 40441432 in words is "forty million, four hundred forty-one thousand, four hundred thirty-two".