40016265 has 16 divisors (see below), whose sum is σ = 64838400. Its totient is φ = 21071232.

The previous prime is 40016243. The next prime is 40016281. The reversal of 40016265 is 56261004.

It is not a de Polignac number, because 40016265 - 2²¹ = 37919113 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15700 + ... + 18069.

It is an arithmetic number, because the mean of its divisors is an integer number (4052400).

Almost surely, 2^40016265 is an apocalyptic number.

It is an amenable number.

40016265 is a deficient number, since it is larger than the sum of its proper divisors (24822135).

40016265 is a wasteful number, since it uses less digits than its factorization.

40016265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33856.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 40016265 is about 6325.8410508011. The cubic root of 40016265 is about 342.0415376517.

Adding to 40016265 its reverse (56261004), we get a palindrome (96277269).

The spelling of 40016265 in words is "forty million, sixteen thousand, two hundred sixty-five".