40814799 has 4 divisors (see below), whose sum is σ = 54419736. Its totient is φ = 27209864.

The previous prime is 40814791. The next prime is 40814867. The reversal of 40814799 is 99741804.

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 40814799 - 2³ = 40814791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40814799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40814791) 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, 6802464 + ... + 6802469.

It is an arithmetic number, because the mean of its divisors is an integer number (13604934).

Almost surely, 2^40814799 is an apocalyptic number.

40814799 is a deficient number, since it is larger than the sum of its proper divisors (13604937).

40814799 is a wasteful number, since it uses less digits than its factorization.

40814799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13604936.

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

The square root of 40814799 is about 6388.6461007008. The cubic root of 40814799 is about 344.3017425253.

The spelling of 40814799 in words is "forty million, eight hundred fourteen thousand, seven hundred ninety-nine".