40246994 has 16 divisors (see below), whose sum is σ = 62034336. Its totient is φ = 19572000.

The previous prime is 40246991. The next prime is 40247047. The reversal of 40246994 is 49964204.

40246994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40246991) 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 7 ways as a sum of consecutive naturals, for example, 37769 + ... + 38819.

It is an arithmetic number, because the mean of its divisors is an integer number (3877146).

Almost surely, 2^40246994 is an apocalyptic number.

40246994 is a deficient number, since it is larger than the sum of its proper divisors (21787342).

40246994 is a wasteful number, since it uses less digits than its factorization.

40246994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 40246994 is about 6344.0518598133. The cubic root of 40246994 is about 342.6976684106.

The spelling of 40246994 in words is "forty million, two hundred forty-six thousand, nine hundred ninety-four".