40796489 has 2 divisors, whose sum is σ = 40796490. Its totient is φ = 40796488.

The previous prime is 40796479. The next prime is 40796507. The reversal of 40796489 is 98469704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39375625 + 1420864 = 6275^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 40796489 - 2⁴ = 40796473 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40796419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20398244 + 20398245.

It is an arithmetic number, because the mean of its divisors is an integer number (20398245).

Almost surely, 2^40796489 is an apocalyptic number.

It is an amenable number.

40796489 is a deficient number, since it is larger than the sum of its proper divisors (1).

40796489 is an equidigital number, since it uses as much as digits as its factorization.

40796489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 40796489 is about 6387.2129289699. The cubic root of 40796489 is about 344.2502488841.

The spelling of 40796489 in words is "forty million, seven hundred ninety-six thousand, four hundred eighty-nine".