87544241 has 2 divisors, whose sum is σ = 87544242. Its totient is φ = 87544240.

The previous prime is 87544201. The next prime is 87544253. The reversal of 87544241 is 14244578.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73891216 + 13653025 = 8596^2 + 3695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87544241 is a prime.

It is not a weakly prime, because it can be changed into another prime (87544201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43772120 + 43772121.

It is an arithmetic number, because the mean of its divisors is an integer number (43772121).

Almost surely, 2^87544241 is an apocalyptic number.

It is an amenable number.

87544241 is a deficient number, since it is larger than the sum of its proper divisors (1).

87544241 is an equidigital number, since it uses as much as digits as its factorization.

87544241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 35.

The square root of 87544241 is about 9356.5079490160. The cubic root of 87544241 is about 444.0268106663.

The spelling of 87544241 in words is "eighty-seven million, five hundred forty-four thousand, two hundred forty-one".