40102241 has 4 divisors (see below), whose sum is σ = 40782000. Its totient is φ = 39422484.

The previous prime is 40102213. The next prime is 40102253. The reversal of 40102241 is 14220104.

40102241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40102241 - 2⁶ = 40102177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40102441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339791 + ... + 339908.

It is an arithmetic number, because the mean of its divisors is an integer number (10195500).

Almost surely, 2^40102241 is an apocalyptic number.

It is an amenable number.

40102241 is a deficient number, since it is larger than the sum of its proper divisors (679759).

40102241 is an equidigital number, since it uses as much as digits as its factorization.

40102241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679758.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 40102241 is about 6332.6330226850. The cubic root of 40102241 is about 342.2863241780.

Adding to 40102241 its reverse (14220104), we get a palindrome (54322345).

The spelling of 40102241 in words is "forty million, one hundred two thousand, two hundred forty-one".