73240603 has 2 divisors, whose sum is σ = 73240604. Its totient is φ = 73240602.

The previous prime is 73240591. The next prime is 73240619. The reversal of 73240603 is 30604237.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73240603 - 2⁹ = 73240091 is a prime.

It is not a weakly prime, because it can be changed into another prime (73240903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36620301 + 36620302.

It is an arithmetic number, because the mean of its divisors is an integer number (36620302).

Almost surely, 2^73240603 is an apocalyptic number.

73240603 is a deficient number, since it is larger than the sum of its proper divisors (1).

73240603 is an equidigital number, since it uses as much as digits as its factorization.

73240603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 73240603 is about 8558.0723881024. The cubic root of 73240603 is about 418.3925766304.

The spelling of 73240603 in words is "seventy-three million, two hundred forty thousand, six hundred three".