73713243 has 8 divisors (see below), whose sum is σ = 99950400. Its totient is φ = 48309128.

The previous prime is 73713239. The next prime is 73713259. The reversal of 73713243 is 34231737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73713243 - 2² = 73713239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73713243.

It is not an unprimeable number, because it can be changed into a prime (73713943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208053 + ... + 208406.

It is an arithmetic number, because the mean of its divisors is an integer number (12493800).

Almost surely, 2^73713243 is an apocalyptic number.

73713243 is a deficient number, since it is larger than the sum of its proper divisors (26237157).

73713243 is a wasteful number, since it uses less digits than its factorization.

73713243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416521.

The product of its digits is 10584, while the sum is 30.

The square root of 73713243 is about 8585.6416766599. The cubic root of 73713243 is about 419.2906450198.

The spelling of 73713243 in words is "seventy-three million, seven hundred thirteen thousand, two hundred forty-three".