40199395 has 4 divisors (see below), whose sum is σ = 48239280. Its totient is φ = 32159512.

The previous prime is 40199381. The next prime is 40199413. The reversal of 40199395 is 59399104.

40199395 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40199395 - 2⁵ = 40199363 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 4019935 + ... + 4019944.

It is an arithmetic number, because the mean of its divisors is an integer number (12059820).

Almost surely, 2^40199395 is an apocalyptic number.

40199395 is a deficient number, since it is larger than the sum of its proper divisors (8039885).

40199395 is an equidigital number, since it uses as much as digits as its factorization.

40199395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8039884.

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 40199395 is about 6340.2992831569. The cubic root of 40199395 is about 342.5625154502.

The spelling of 40199395 in words is "forty million, one hundred ninety-nine thousand, three hundred ninety-five".