940290065 has 32 divisors (see below), whose sum is σ = 1361477376. Its totient is φ = 614165760.

The previous prime is 940290019. The next prime is 940290067. The reversal of 940290065 is 560092049.

It is not a de Polignac number, because 940290065 - 2⁸ = 940289809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (940290067) 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 31 ways as a sum of consecutive naturals, for example, 8684 + ... + 44226.

It is an arithmetic number, because the mean of its divisors is an integer number (42546168).

Almost surely, 2^940290065 is an apocalyptic number.

It is an amenable number.

940290065 is a deficient number, since it is larger than the sum of its proper divisors (421187311).

940290065 is a wasteful number, since it uses less digits than its factorization.

940290065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35609.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 940290065 is about 30664.1495072014. The cubic root of 940290065 is about 979.6868585108.

The spelling of 940290065 in words is "nine hundred forty million, two hundred ninety thousand, sixty-five".