40052223 has 24 divisors (see below), whose sum is σ = 60758880. Its totient is φ = 25375680.

The previous prime is 40052189. The next prime is 40052227. The reversal of 40052223 is 32225004.

It is not a de Polignac number, because 40052223 - 2⁸ = 40051967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40052196 and 40052205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40052227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36933 + ... + 38001.

It is an arithmetic number, because the mean of its divisors is an integer number (2531620).

Almost surely, 2^40052223 is an apocalyptic number.

40052223 is a deficient number, since it is larger than the sum of its proper divisors (20706657).

40052223 is a wasteful number, since it uses less digits than its factorization.

40052223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279 (or 1276 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 40052223 is about 6328.6825643257. The cubic root of 40052223 is about 342.1439580676.

Adding to 40052223 its reverse (32225004), we get a palindrome (72277227).

The spelling of 40052223 in words is "forty million, fifty-two thousand, two hundred twenty-three".