40716705 has 16 divisors (see below), whose sum is σ = 65226240. Its totient is φ = 21689088.

The previous prime is 40716701. The next prime is 40716727. The reversal of 40716705 is 50761704.

It is a happy number.

It is not a de Polignac number, because 40716705 - 2² = 40716701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40716701) 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, 21424 + ... + 23246.

It is an arithmetic number, because the mean of its divisors is an integer number (4076640).

Almost surely, 2^40716705 is an apocalyptic number.

It is an amenable number.

40716705 is a deficient number, since it is larger than the sum of its proper divisors (24509535).

40716705 is a wasteful number, since it uses less digits than its factorization.

40716705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3320.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 40716705 is about 6380.9642688233. The cubic root of 40716705 is about 344.0256904601.

The spelling of 40716705 in words is "forty million, seven hundred sixteen thousand, seven hundred five".