40010223 has 12 divisors (see below), whose sum is σ = 58638104. Its totient is φ = 24248400.

The previous prime is 40010221. The next prime is 40010237. The reversal of 40010223 is 32201004.

40010223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40010223 - 2¹ = 40010221 is a prime.

It is a hoax number, since the sum of its digits (12) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40010199 and 40010208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40010221) 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 in 11 ways as a sum of consecutive naturals, for example, 54748 + ... + 55473.

Almost surely, 2^40010223 is an apocalyptic number.

40010223 is a deficient number, since it is larger than the sum of its proper divisors (18627881).

40010223 is a wasteful number, since it uses less digits than its factorization.

40010223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110246 (or 110235 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40010223 is about 6325.3634678175. The cubic root of 40010223 is about 342.0243219938.

Adding to 40010223 its reverse (32201004), we get a palindrome (72211227).

The spelling of 40010223 in words is "forty million, ten thousand, two hundred twenty-three".