40323041 has 4 divisors (see below), whose sum is σ = 43988784. Its totient is φ = 36657300.

The previous prime is 40323029. The next prime is 40323047. The reversal of 40323041 is 14032304.

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 40323041 - 2¹⁰ = 40322017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40323047) 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, 1832855 + ... + 1832876.

It is an arithmetic number, because the mean of its divisors is an integer number (10997196).

Almost surely, 2^40323041 is an apocalyptic number.

It is an amenable number.

40323041 is a deficient number, since it is larger than the sum of its proper divisors (3665743).

40323041 is a wasteful number, since it uses less digits than its factorization.

40323041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3665742.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40323041 is about 6350.0425982823. The cubic root of 40323041 is about 342.9133758873.

Adding to 40323041 its reverse (14032304), we get a palindrome (54355345).

The spelling of 40323041 in words is "forty million, three hundred twenty-three thousand, forty-one".