40053223 has 4 divisors (see below), whose sum is σ = 45775120. Its totient is φ = 34331328.

The previous prime is 40053217. The next prime is 40053229. The reversal of 40053223 is 32235004.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40053217) and next prime (40053229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40053223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40053223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40053229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2860938 + ... + 2860951.

It is an arithmetic number, because the mean of its divisors is an integer number (11443780).

Almost surely, 2^40053223 is an apocalyptic number.

40053223 is a deficient number, since it is larger than the sum of its proper divisors (5721897).

40053223 is an equidigital number, since it uses as much as digits as its factorization.

40053223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721896.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40053223 is about 6328.7615692172. The cubic root of 40053223 is about 342.1468055260.

Adding to 40053223 its reverse (32235004), we get a palindrome (72288227).

The spelling of 40053223 in words is "forty million, fifty-three thousand, two hundred twenty-three".