40999994 has 8 divisors (see below), whose sum is σ = 70285728. Its totient is φ = 17571420.

The previous prime is 40999993. The next prime is 40999999. The reversal of 40999994 is 49999904.

40999994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40999993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464272 + ... + 1464299.

It is an arithmetic number, because the mean of its divisors is an integer number (8785716).

Almost surely, 2^40999994 is an apocalyptic number.

40999994 is a deficient number, since it is larger than the sum of its proper divisors (29285734).

40999994 is a wasteful number, since it uses less digits than its factorization.

40999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928580.

The product of its (nonzero) digits is 944784, while the sum is 53.

The square root of 40999994 is about 6403.1237689115. The cubic root of 40999994 is about 344.8217072177.

The spelling of 40999994 in words is "forty million, nine hundred ninety-nine thousand, nine hundred ninety-four".