73242571 has 2 divisors, whose sum is σ = 73242572. Its totient is φ = 73242570.

The previous prime is 73242563. The next prime is 73242577. The reversal of 73242571 is 17524237.

It is a strong prime.

It is an emirp because it is prime and its reverse (17524237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73242571 - 2³ = 73242563 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (73242577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36621285 + 36621286.

It is an arithmetic number, because the mean of its divisors is an integer number (36621286).

Almost surely, 2^73242571 is an apocalyptic number.

73242571 is a deficient number, since it is larger than the sum of its proper divisors (1).

73242571 is an equidigital number, since it uses as much as digits as its factorization.

73242571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 31.

The square root of 73242571 is about 8558.1873664930. The cubic root of 73242571 is about 418.3963240473.

The spelling of 73242571 in words is "seventy-three million, two hundred forty-two thousand, five hundred seventy-one".