40064317 has 4 divisors (see below), whose sum is σ = 40288320. Its totient is φ = 39840316.

The previous prime is 40064279. The next prime is 40064327. The reversal of 40064317 is 71346004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40064317 - 2¹⁹ = 39540029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40064291 and 40064300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40064327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111733 + ... + 112090.

It is an arithmetic number, because the mean of its divisors is an integer number (10072080).

Almost surely, 2^40064317 is an apocalyptic number.

It is an amenable number.

40064317 is a deficient number, since it is larger than the sum of its proper divisors (224003).

40064317 is a wasteful number, since it uses less digits than its factorization.

40064317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224002.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40064317 is about 6329.6379833289. The cubic root of 40064317 is about 342.1783920499.

The spelling of 40064317 in words is "forty million, sixty-four thousand, three hundred seventeen".