40907008 has 18 divisors (see below), whose sum is σ = 81654734. Its totient is φ = 20453376.

The previous prime is 40907003. The next prime is 40907029. The reversal of 40907008 is 80070904.

It can be written as a sum of positive squares in only one way, i.e., 21827584 + 19079424 = 4672^2 + 4368^2 .

It is not an unprimeable number, because it can be changed into a prime (40907003) 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, 79641 + ... + 80152.

Almost surely, 2^40907008 is an apocalyptic number.

It is an amenable number.

40907008 is a deficient number, since it is larger than the sum of its proper divisors (40747726).

40907008 is an equidigital number, since it uses as much as digits as its factorization.

40907008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159809 (or 159795 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 40907008 is about 6395.8586601019. The cubic root of 40907008 is about 344.5608302575.

The spelling of 40907008 in words is "forty million, nine hundred seven thousand, eight".