40278295 has 16 divisors (see below), whose sum is σ = 49880448. Its totient is φ = 31206400.

The previous prime is 40278289. The next prime is 40278307. The reversal of 40278295 is 59287204.

40278295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40278295 - 2⁵ = 40278263 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 22887 + ... + 24583.

It is an arithmetic number, because the mean of its divisors is an integer number (3117528).

Almost surely, 2^40278295 is an apocalyptic number.

40278295 is a deficient number, since it is larger than the sum of its proper divisors (9602153).

40278295 is a wasteful number, since it uses less digits than its factorization.

40278295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 40278295 is about 6346.5183368521. The cubic root of 40278295 is about 342.7864866389.

The spelling of 40278295 in words is "forty million, two hundred seventy-eight thousand, two hundred ninety-five".