40260223 has 2 divisors, whose sum is σ = 40260224. Its totient is φ = 40260222.

The previous prime is 40260203. The next prime is 40260239. The reversal of 40260223 is 32206204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40260223 - 2⁵ = 40260191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40260223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40260203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20130111 + 20130112.

It is an arithmetic number, because the mean of its divisors is an integer number (20130112).

Almost surely, 2^40260223 is an apocalyptic number.

40260223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40260223 is an equidigital number, since it uses as much as digits as its factorization.

40260223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40260223 is about 6345.0944043410. The cubic root of 40260223 is about 342.7352120081.

Adding to 40260223 its reverse (32206204), we get a palindrome (72466427).

The spelling of 40260223 in words is "forty million, two hundred sixty thousand, two hundred twenty-three".