40608851 has 2 divisors, whose sum is σ = 40608852. Its totient is φ = 40608850.

The previous prime is 40608847. The next prime is 40608857. The reversal of 40608851 is 15880604.

40608851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40608851 - 2² = 40608847 is a prime.

It is a super-3 number, since 3×40608851³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40608857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20304425 + 20304426.

It is an arithmetic number, because the mean of its divisors is an integer number (20304426).

Almost surely, 2^40608851 is an apocalyptic number.

40608851 is a deficient number, since it is larger than the sum of its proper divisors (1).

40608851 is an equidigital number, since it uses as much as digits as its factorization.

40608851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 40608851 is about 6372.5074342836. The cubic root of 40608851 is about 343.7216599887.

The spelling of 40608851 in words is "forty million, six hundred eight thousand, eight hundred fifty-one".