73240007 has 2 divisors, whose sum is σ = 73240008. Its totient is φ = 73240006.

The previous prime is 73240001. The next prime is 73240061. The reversal of 73240007 is 70004237.

It is a weak prime.

It is an emirp because it is prime and its reverse (70004237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73240007 - 2¹⁰ = 73238983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73240001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36620003 + 36620004.

It is an arithmetic number, because the mean of its divisors is an integer number (36620004).

Almost surely, 2^73240007 is an apocalyptic number.

73240007 is a deficient number, since it is larger than the sum of its proper divisors (1).

73240007 is an equidigital number, since it uses as much as digits as its factorization.

73240007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 73240007 is about 8558.0375671061. The cubic root of 73240007 is about 418.3914417287.

The spelling of 73240007 in words is "seventy-three million, two hundred forty thousand, seven".