40755265 has 4 divisors (see below), whose sum is σ = 48906324. Its totient is φ = 32604208.

The previous prime is 40755263. The next prime is 40755289. The reversal of 40755265 is 56255704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17106496 + 23648769 = 4136^2 + 4863^2 .

It is a cyclic number.

It is not a de Polignac number, because 40755265 - 2¹ = 40755263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40755265.

It is not an unprimeable number, because it can be changed into a prime (40755263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4075522 + ... + 4075531.

It is an arithmetic number, because the mean of its divisors is an integer number (12226581).

Almost surely, 2^40755265 is an apocalyptic number.

It is an amenable number.

40755265 is a deficient number, since it is larger than the sum of its proper divisors (8151059).

40755265 is an equidigital number, since it uses as much as digits as its factorization.

40755265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8151058.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 40755265 is about 6383.9850407093. The cubic root of 40755265 is about 344.1342572443.

The spelling of 40755265 in words is "forty million, seven hundred fifty-five thousand, two hundred sixty-five".