40852685 has 4 divisors (see below), whose sum is σ = 49023228. Its totient is φ = 32682144.

The previous prime is 40852667. The next prime is 40852703. The reversal of 40852685 is 58625804.

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

It is an interprime number because it is at equal distance from previous prime (40852667) and next prime (40852703).

It can be written as a sum of positive squares in 2 ways, for example, as 20620681 + 20232004 = 4541^2 + 4498^2 .

It is a cyclic number.

It is not a de Polignac number, because 40852685 - 2⁶ = 40852621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4085264 + ... + 4085273.

It is an arithmetic number, because the mean of its divisors is an integer number (12255807).

Almost surely, 2^40852685 is an apocalyptic number.

It is an amenable number.

40852685 is a deficient number, since it is larger than the sum of its proper divisors (8170543).

40852685 is an equidigital number, since it uses as much as digits as its factorization.

40852685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8170542.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 40852685 is about 6391.6105169198. The cubic root of 40852685 is about 344.4082413293.

The spelling of 40852685 in words is "forty million, eight hundred fifty-two thousand, six hundred eighty-five".