40856852 has 18 divisors (see below), whose sum is σ = 73014858. Its totient is φ = 19997328.

The previous prime is 40856839. The next prime is 40856857. The reversal of 40856852 is 25865804.

It can be written as a sum of positive squares in only one way, i.e., 37773316 + 3083536 = 6146^2 + 1756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40856857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92849 + ... + 93287.

It is an arithmetic number, because the mean of its divisors is an integer number (4056381).

Almost surely, 2^40856852 is an apocalyptic number.

It is an amenable number.

40856852 is a deficient number, since it is larger than the sum of its proper divisors (32158006).

40856852 is an equidigital number, since it uses as much as digits as its factorization.

40856852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935 (or 494 counting only the distinct ones).

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

The square root of 40856852 is about 6391.9364827883. The cubic root of 40856852 is about 344.4199508848.

The spelling of 40856852 in words is "forty million, eight hundred fifty-six thousand, eight hundred fifty-two".