40199590 has 16 divisors (see below), whose sum is σ = 72495072. Its totient is φ = 16049664.

The previous prime is 40199587. The next prime is 40199633. The reversal of 40199590 is 9599104.

40199590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 12.

It is a congruent number.

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, 2287 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (4530942).

Almost surely, 2^40199590 is an apocalyptic number.

40199590 is a deficient number, since it is larger than the sum of its proper divisors (32295482).

40199590 is a wasteful number, since it uses less digits than its factorization.

40199590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7551.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 40199590 is about 6340.3146609612. The cubic root of 40199590 is about 342.5630693523.

The spelling of 40199590 in words is "forty million, one hundred ninety-nine thousand, five hundred ninety".