40304141 has 4 divisors (see below), whose sum is σ = 40814400. Its totient is φ = 39793884.

The previous prime is 40304129. The next prime is 40304183. The reversal of 40304141 is 14140304.

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 40304141 - 2¹⁸ = 40041997 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 (40304101) 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, 255011 + ... + 255168.

It is an arithmetic number, because the mean of its divisors is an integer number (10203600).

Almost surely, 2^40304141 is an apocalyptic number.

It is an amenable number.

40304141 is a deficient number, since it is larger than the sum of its proper divisors (510259).

40304141 is an equidigital number, since it uses as much as digits as its factorization.

40304141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510258.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40304141 is about 6348.5542448655. The cubic root of 40304141 is about 342.8597913403.

Adding to 40304141 its reverse (14140304), we get a palindrome (54444445).

The spelling of 40304141 in words is "forty million, three hundred four thousand, one hundred forty-one".