465665938 has 16 divisors (see below), whose sum is σ = 740277144. Its totient is φ = 218932480.

The previous prime is 465665933. The next prime is 465665971. The reversal of 465665938 is 839566564.

It can be written as a sum of positive squares in 4 ways, for example, as 444071329 + 21594609 = 21073^2 + 4647^2 .

It is not an unprimeable number, because it can be changed into a prime (465665933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34356 + ... + 45952.

Almost surely, 2^465665938 is an apocalyptic number.

465665938 is a deficient number, since it is larger than the sum of its proper divisors (274611206).

465665938 is a wasteful number, since it uses less digits than its factorization.

465665938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12797.

The product of its digits is 4665600, while the sum is 52.

The square root of 465665938 is about 21579.2941960575. The cubic root of 465665938 is about 775.1007502733.

The spelling of 465665938 in words is "four hundred sixty-five million, six hundred sixty-five thousand, nine hundred thirty-eight".