40677655 has 16 divisors (see below), whose sum is σ = 49714560. Its totient is φ = 31947552.

The previous prime is 40677647. The next prime is 40677671. The reversal of 40677655 is 55677604.

It is a happy number.

40677655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40677655 - 2³ = 40677647 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 74092 + ... + 74638.

It is an arithmetic number, because the mean of its divisors is an integer number (3107160).

Almost surely, 2^40677655 is an apocalyptic number.

40677655 is a deficient number, since it is larger than the sum of its proper divisors (9036905).

40677655 is a wasteful number, since it uses less digits than its factorization.

40677655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798.

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 40677655 is about 6377.9036524551. The cubic root of 40677655 is about 343.9156741882.

The spelling of 40677655 in words is "forty million, six hundred seventy-seven thousand, six hundred fifty-five".