40852879 has 2 divisors, whose sum is σ = 40852880. Its totient is φ = 40852878.

The previous prime is 40852843. The next prime is 40852891. The reversal of 40852879 is 97825804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40852879 - 2²¹ = 38755727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40852829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20426439 + 20426440.

It is an arithmetic number, because the mean of its divisors is an integer number (20426440).

Almost surely, 2^40852879 is an apocalyptic number.

40852879 is a deficient number, since it is larger than the sum of its proper divisors (1).

40852879 is an equidigital number, since it uses as much as digits as its factorization.

40852879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 40852879 is about 6391.6256930455. The cubic root of 40852879 is about 344.4087865003.

The spelling of 40852879 in words is "forty million, eight hundred fifty-two thousand, eight hundred seventy-nine".