73540241 has 8 divisors (see below), whose sum is σ = 78345120. Its totient is φ = 68828832.

The previous prime is 73540219. The next prime is 73540261. The reversal of 73540241 is 14204537.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73540241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73540241.

It is not an unprimeable number, because it can be changed into a prime (73540261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21740 + ... + 24893.

It is an arithmetic number, because the mean of its divisors is an integer number (9793140).

Almost surely, 2^73540241 is an apocalyptic number.

It is an amenable number.

73540241 is a deficient number, since it is larger than the sum of its proper divisors (4804879).

73540241 is a wasteful number, since it uses less digits than its factorization.

73540241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46735.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 73540241 is about 8575.5606813782. The cubic root of 73540241 is about 418.9623686734.

Adding to 73540241 its reverse (14204537), we get a palindrome (87744778).

The spelling of 73540241 in words is "seventy-three million, five hundred forty thousand, two hundred forty-one".