40707223 has 2 divisors, whose sum is σ = 40707224. Its totient is φ = 40707222.

The previous prime is 40707179. The next prime is 40707239. The reversal of 40707223 is 32270704.

40707223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40707223 - 2¹³ = 40699031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40707523) 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, 20353611 + 20353612.

It is an arithmetic number, because the mean of its divisors is an integer number (20353612).

Almost surely, 2^40707223 is an apocalyptic number.

40707223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40707223 is an equidigital number, since it uses as much as digits as its factorization.

40707223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 40707223 is about 6380.2212344087. The cubic root of 40707223 is about 343.9989831185.

Adding to 40707223 its reverse (32270704), we get a palindrome (72977927).

The spelling of 40707223 in words is "forty million, seven hundred seven thousand, two hundred twenty-three".