40441853 has 2 divisors, whose sum is σ = 40441854. Its totient is φ = 40441852.

The previous prime is 40441837. The next prime is 40441871. The reversal of 40441853 is 35814404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40424164 + 17689 = 6358^2 + 133^2 .

It is a cyclic number.

It is not a de Polignac number, because 40441853 - 2⁴ = 40441837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40441883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20220926 + 20220927.

It is an arithmetic number, because the mean of its divisors is an integer number (20220927).

Almost surely, 2^40441853 is an apocalyptic number.

It is an amenable number.

40441853 is a deficient number, since it is larger than the sum of its proper divisors (1).

40441853 is an equidigital number, since it uses as much as digits as its factorization.

40441853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 40441853 is about 6359.3909299555. The cubic root of 40441853 is about 343.2498441750.

The spelling of 40441853 in words is "forty million, four hundred forty-one thousand, eight hundred fifty-three".