40341229 has 4 divisors (see below), whose sum is σ = 40353984. Its totient is φ = 40328476.

The previous prime is 40341209. The next prime is 40341239. The reversal of 40341229 is 92214304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40341229 - 2⁹ = 40340717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341209) 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, 2334 + ... + 9280.

It is an arithmetic number, because the mean of its divisors is an integer number (10088496).

Almost surely, 2^40341229 is an apocalyptic number.

It is an amenable number.

40341229 is a deficient number, since it is larger than the sum of its proper divisors (12755).

40341229 is an equidigital number, since it uses as much as digits as its factorization.

40341229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12754.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40341229 is about 6351.4745532042. The cubic root of 40341229 is about 342.9649259922.

The spelling of 40341229 in words is "forty million, three hundred forty-one thousand, two hundred twenty-nine".