40717005 has 16 divisors (see below), whose sum is σ = 74454144. Its totient is φ = 18613440.

The previous prime is 40716947. The next prime is 40717007. The reversal of 40717005 is 50071704.

It is not a de Polignac number, because 40717005 - 2⁶ = 40716941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40717007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193786 + ... + 193995.

It is an arithmetic number, because the mean of its divisors is an integer number (4653384).

Almost surely, 2^40717005 is an apocalyptic number.

It is an amenable number.

40717005 is a deficient number, since it is larger than the sum of its proper divisors (33737139).

40717005 is a wasteful number, since it uses less digits than its factorization.

40717005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387796.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 40717005 is about 6380.9877761989. The cubic root of 40717005 is about 344.0265353832.

Adding to 40717005 its reverse (50071704), we get a palindrome (90788709).

The spelling of 40717005 in words is "forty million, seven hundred seventeen thousand, five".