40765317 has 32 divisors (see below), whose sum is σ = 59176320. Its totient is φ = 24883200.

The previous prime is 40765313. The next prime is 40765331. The reversal of 40765317 is 71356704.

It is not a de Polignac number, because 40765317 - 2² = 40765313 is a prime.

It is a super-2 number, since 2×40765317² = 3323622140220978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40765313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403567 + ... + 403667.

It is an arithmetic number, because the mean of its divisors is an integer number (1849260).

Almost surely, 2^40765317 is an apocalyptic number.

It is an amenable number.

40765317 is a deficient number, since it is larger than the sum of its proper divisors (18411003).

40765317 is a wasteful number, since it uses less digits than its factorization.

40765317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 40765317 is about 6384.7722747174. The cubic root of 40765317 is about 344.1625476847.

The spelling of 40765317 in words is "forty million, seven hundred sixty-five thousand, three hundred seventeen".