40249265 has 8 divisors (see below), whose sum is σ = 55199040. Its totient is φ = 27599472.

The previous prime is 40249259. The next prime is 40249291. The reversal of 40249265 is 56294204.

40249265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40249265 - 2⁸ = 40249009 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 7 ways as a sum of consecutive naturals, for example, 574955 + ... + 575024.

It is an arithmetic number, because the mean of its divisors is an integer number (6899880).

Almost surely, 2^40249265 is an apocalyptic number.

It is an amenable number.

40249265 is a deficient number, since it is larger than the sum of its proper divisors (14949775).

40249265 is a wasteful number, since it uses less digits than its factorization.

40249265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149991.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40249265 is about 6344.2308438455. The cubic root of 40249265 is about 342.7041140412.

The spelling of 40249265 in words is "forty million, two hundred forty-nine thousand, two hundred sixty-five".