40436041 has 4 divisors (see below), whose sum is σ = 41039632. Its totient is φ = 39832452.

The previous prime is 40436029. The next prime is 40436069. The reversal of 40436041 is 14063404.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 40436041 - 2⁹ = 40435529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40436021) 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, 301695 + ... + 301828.

It is an arithmetic number, because the mean of its divisors is an integer number (10259908).

Almost surely, 2^40436041 is an apocalyptic number.

It is an amenable number.

40436041 is a deficient number, since it is larger than the sum of its proper divisors (603591).

40436041 is an equidigital number, since it uses as much as digits as its factorization.

40436041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603590.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 40436041 is about 6358.9339515362. The cubic root of 40436041 is about 343.2334002890.

Adding to 40436041 its reverse (14063404), we get a palindrome (54499445).

The spelling of 40436041 in words is "forty million, four hundred thirty-six thousand, forty-one".