73240703 has 4 divisors (see below), whose sum is σ = 73274208. Its totient is φ = 73207200.

The previous prime is 73240691. The next prime is 73240721. The reversal of 73240703 is 30704237.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73240703 - 2¹² = 73236607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73240603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13226 + ... + 17927.

It is an arithmetic number, because the mean of its divisors is an integer number (18318552).

Almost surely, 2^73240703 is an apocalyptic number.

73240703 is a deficient number, since it is larger than the sum of its proper divisors (33505).

73240703 is a wasteful number, since it uses less digits than its factorization.

73240703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33504.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 73240703 is about 8558.0782305375. The cubic root of 73240703 is about 418.3927670496.

The spelling of 73240703 in words is "seventy-three million, two hundred forty thousand, seven hundred three".