40895089 has 2 divisors, whose sum is σ = 40895090. Its totient is φ = 40895088.

The previous prime is 40895053. The next prime is 40895093. The reversal of 40895089 is 98059804.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35605089 + 5290000 = 5967^2 + 2300^2 .

It is a cyclic number.

It is not a de Polignac number, because 40895089 - 2¹⁵ = 40862321 is a prime.

It is not a weakly prime, because it can be changed into another prime (40895189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20447544 + 20447545.

It is an arithmetic number, because the mean of its divisors is an integer number (20447545).

Almost surely, 2^40895089 is an apocalyptic number.

It is an amenable number.

40895089 is a deficient number, since it is larger than the sum of its proper divisors (1).

40895089 is an equidigital number, since it uses as much as digits as its factorization.

40895089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 40895089 is about 6394.9268174077. The cubic root of 40895089 is about 344.5273623208.

The spelling of 40895089 in words is "forty million, eight hundred ninety-five thousand, eighty-nine".