40940265 has 8 divisors (see below), whose sum is σ = 65504448. Its totient is φ = 21834800.

The previous prime is 40940261. The next prime is 40940279. The reversal of 40940265 is 56204904.

40940265 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 not a de Polignac number, because 40940265 - 2² = 40940261 is a prime.

It is a super-2 number, since 2×40940265² = 3352210596540450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40940261) by changing a digit.

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, 1364661 + ... + 1364690.

It is an arithmetic number, because the mean of its divisors is an integer number (8188056).

Almost surely, 2^40940265 is an apocalyptic number.

It is an amenable number.

40940265 is a deficient number, since it is larger than the sum of its proper divisors (24564183).

40940265 is a wasteful number, since it uses less digits than its factorization.

40940265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729359.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 40940265 is about 6398.4580173664. The cubic root of 40940265 is about 344.6541798335.

The spelling of 40940265 in words is "forty million, nine hundred forty thousand, two hundred sixty-five".