40784275 has 24 divisors (see below), whose sum is σ = 61201440. Its totient is φ = 26319360.

The previous prime is 40784243. The next prime is 40784287. The reversal of 40784275 is 57248704.

40784275 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 40784275 - 2⁵ = 40784243 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 23 ways as a sum of consecutive naturals, for example, 3880 + ... + 9829.

It is an arithmetic number, because the mean of its divisors is an integer number (2550060).

Almost surely, 2^40784275 is an apocalyptic number.

40784275 is a deficient number, since it is larger than the sum of its proper divisors (20417165).

40784275 is a wasteful number, since it uses less digits than its factorization.

40784275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743 (or 13738 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 40784275 is about 6386.2567283190. The cubic root of 40784275 is about 344.2158905988.

The spelling of 40784275 in words is "forty million, seven hundred eighty-four thousand, two hundred seventy-five".