40341223 has 4 divisors (see below), whose sum is σ = 43444408. Its totient is φ = 37238040.

The previous prime is 40341209. The next prime is 40341239. The reversal of 40341223 is 32214304.

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

It is a cyclic number.

It is not a de Polignac number, because 40341223 - 2¹³ = 40333031 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 40341223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341293) 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, 1551573 + ... + 1551598.

It is an arithmetic number, because the mean of its divisors is an integer number (10861102).

Almost surely, 2^40341223 is an apocalyptic number.

40341223 is a deficient number, since it is larger than the sum of its proper divisors (3103185).

40341223 is a wasteful number, since it uses less digits than its factorization.

40341223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103184.

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

The square root of 40341223 is about 6351.4740808729. The cubic root of 40341223 is about 342.9649089890.

Adding to 40341223 its reverse (32214304), we get a palindrome (72555527).

The spelling of 40341223 in words is "forty million, three hundred forty-one thousand, two hundred twenty-three".