40268223 has 12 divisors (see below), whose sum is σ = 61586928. Its totient is φ = 25266240.

The previous prime is 40268219. The next prime is 40268231. The reversal of 40268223 is 32286204.

It is not a de Polignac number, because 40268223 - 2² = 40268219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40268203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131443 + ... + 131748.

It is an arithmetic number, because the mean of its divisors is an integer number (5132244).

Almost surely, 2^40268223 is an apocalyptic number.

40268223 is a deficient number, since it is larger than the sum of its proper divisors (21318705).

40268223 is a wasteful number, since it uses less digits than its factorization.

40268223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263214 (or 263211 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40268223 is about 6345.7247812996. The cubic root of 40268223 is about 342.7579118335.

The spelling of 40268223 in words is "forty million, two hundred sixty-eight thousand, two hundred twenty-three".