40150994 has 16 divisors (see below), whose sum is σ = 66613848. Its totient is φ = 18029952.

The previous prime is 40150987. The next prime is 40151003. The reversal of 40150994 is 49905104.

40150994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 40132225 + 18769 = 6335^2 + 137^2 .

It is a super-2 number, since 2×40150994² = 3224204638376072, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40150994.

It is an unprimeable number.

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, 19907 + ... + 21830.

Almost surely, 2^40150994 is an apocalyptic number.

40150994 is a deficient number, since it is larger than the sum of its proper divisors (26462854).

40150994 is a wasteful number, since it uses less digits than its factorization.

40150994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41789.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 40150994 is about 6336.4812001615. The cubic root of 40150994 is about 342.4249758418.

The spelling of 40150994 in words is "forty million, one hundred fifty thousand, nine hundred ninety-four".