40818707 has 4 divisors (see below), whose sum is σ = 42967080. Its totient is φ = 38670336.

The previous prime is 40818697. The next prime is 40818719. The reversal of 40818707 is 70781804.

40818707 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 not a de Polignac number, because 40818707 - 2¹⁰ = 40817683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40818007) 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, 1074158 + ... + 1074195.

It is an arithmetic number, because the mean of its divisors is an integer number (10741770).

Almost surely, 2^40818707 is an apocalyptic number.

40818707 is a deficient number, since it is larger than the sum of its proper divisors (2148373).

40818707 is a wasteful number, since it uses less digits than its factorization.

40818707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148372.

The product of its (nonzero) digits is 12544, while the sum is 35.

The square root of 40818707 is about 6388.9519484811. The cubic root of 40818707 is about 344.3127310907.

The spelling of 40818707 in words is "forty million, eight hundred eighteen thousand, seven hundred seven".