40708 has 6 divisors (see below), whose sum is σ = 71246. Its totient is φ = 20352.

The previous prime is 40699. The next prime is 40709. The reversal of 40708 is 80704.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36864 + 3844 = 192^2 + 62^2 .

It is not an unprimeable number, because it can be changed into a prime (40709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5085 + ... + 5092.

2⁴⁰⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

40708 is a deficient number, since it is larger than the sum of its proper divisors (30538).

40708 is a wasteful number, since it uses less digits than its factorization.

40708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10181 (or 10179 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 40708 is about 201.7622363080. The cubic root of 40708 is about 34.4001171801.

The spelling of 40708 in words is "forty thousand, seven hundred eight".