41640793 has 4 divisors (see below), whose sum is σ = 41766928. Its totient is φ = 41514660.

The previous prime is 41640779. The next prime is 41640811. The reversal of 41640793 is 39704614.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41640793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41640743) 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, 62571 + ... + 63232.

It is an arithmetic number, because the mean of its divisors is an integer number (10441732).

Almost surely, 2^41640793 is an apocalyptic number.

It is an amenable number.

41640793 is a deficient number, since it is larger than the sum of its proper divisors (126135).

41640793 is a wasteful number, since it uses less digits than its factorization.

41640793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126134.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 41640793 is about 6452.9677668496. The cubic root of 41640793 is about 346.6088631228.

It can be divided in two parts, 416 and 40793, that added together give a square (41209 = 203²).

The spelling of 41640793 in words is "forty-one million, six hundred forty thousand, seven hundred ninety-three".