40922887 has 4 divisors (see below), whose sum is σ = 41593816. Its totient is φ = 40251960.

The previous prime is 40922867. The next prime is 40922891. The reversal of 40922887 is 78822904.

40922887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40922887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40922807) 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 in 3 ways as a sum of consecutive naturals, for example, 335373 + ... + 335494.

It is an arithmetic number, because the mean of its divisors is an integer number (10398454).

Almost surely, 2^40922887 is an apocalyptic number.

40922887 is a deficient number, since it is larger than the sum of its proper divisors (670929).

40922887 is an equidigital number, since it uses as much as digits as its factorization.

40922887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670928.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 40922887 is about 6397.0998897938. The cubic root of 40922887 is about 344.6054075716.

The spelling of 40922887 in words is "forty million, nine hundred twenty-two thousand, eight hundred eighty-seven".