40988775 has 36 divisors (see below), whose sum is σ = 69375272. Its totient is φ = 21353280.

The previous prime is 40988771. The next prime is 40988777. The reversal of 40988775 is 57788904.

40988775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40988775 - 2² = 40988771 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 (40988771) 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 35 ways as a sum of consecutive naturals, for example, 260997 + ... + 261153.

Almost surely, 2^40988775 is an apocalyptic number.

40988775 is a deficient number, since it is larger than the sum of its proper divisors (28386497).

40988775 is a wasteful number, since it uses less digits than its factorization.

40988775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 40988775 is about 6402.2476521922. The cubic root of 40988775 is about 344.7902526794.

The spelling of 40988775 in words is "forty million, nine hundred eighty-eight thousand, seven hundred seventy-five".