40917223 has 2 divisors, whose sum is σ = 40917224. Its totient is φ = 40917222.

The previous prime is 40917211. The next prime is 40917259. The reversal of 40917223 is 32271904.

40917223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40917223 - 2¹³ = 40909031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40917191 and 40917200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40917323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20458611 + 20458612.

It is an arithmetic number, because the mean of its divisors is an integer number (20458612).

Almost surely, 2^40917223 is an apocalyptic number.

40917223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40917223 is an equidigital number, since it uses as much as digits as its factorization.

40917223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 40917223 is about 6396.6571738682. The cubic root of 40917223 is about 344.5895082772.

The spelling of 40917223 in words is "forty million, nine hundred seventeen thousand, two hundred twenty-three".