41032640 has 56 divisors (see below), whose sum is σ = 106600752. Its totient is φ = 14919680.

The previous prime is 41032639. The next prime is 41032697. The reversal of 41032640 is 4623014.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 2309 + ... + 9348.

Almost surely, 2^41032640 is an apocalyptic number.

41032640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41032640 is an abundant number, since it is smaller than the sum of its proper divisors (65568112).

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

41032640 is a wasteful number, since it uses less digits than its factorization.

41032640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11685 (or 11675 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 41032640 is about 6405.6724861641. The cubic root of 41032640 is about 344.9132036782.

Adding to 41032640 its reverse (4623014), we get a palindrome (45655654).

The spelling of 41032640 in words is "forty-one million, thirty-two thousand, six hundred forty".