40841799 has 4 divisors (see below), whose sum is σ = 54455736. Its totient is φ = 27227864.

The previous prime is 40841797. The next prime is 40841807. The reversal of 40841799 is 99714804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40841799 - 2¹ = 40841797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40841799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40841797) 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, 6806964 + ... + 6806969.

It is an arithmetic number, because the mean of its divisors is an integer number (13613934).

Almost surely, 2^40841799 is an apocalyptic number.

40841799 is a deficient number, since it is larger than the sum of its proper divisors (13613937).

40841799 is a wasteful number, since it uses less digits than its factorization.

40841799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13613936.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 40841799 is about 6390.7588751259. The cubic root of 40841799 is about 344.3776471657.

The spelling of 40841799 in words is "forty million, eight hundred forty-one thousand, seven hundred ninety-nine".