73247613 has 8 divisors (see below), whose sum is σ = 97846176. Its totient is φ = 48740400.

The previous prime is 73247597. The next prime is 73247627. The reversal of 73247613 is 31674237.

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

It is not a de Polignac number, because 73247613 - 2⁴ = 73247597 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73248613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20943 + ... + 24188.

It is an arithmetic number, because the mean of its divisors is an integer number (12230772).

Almost surely, 2^73247613 is an apocalyptic number.

It is an amenable number.

73247613 is a deficient number, since it is larger than the sum of its proper divisors (24598563).

73247613 is a wasteful number, since it uses less digits than its factorization.

73247613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45675.

The product of its digits is 21168, while the sum is 33.

The square root of 73247613 is about 8558.4819331468. The cubic root of 73247613 is about 418.4059245926.

The spelling of 73247613 in words is "seventy-three million, two hundred forty-seven thousand, six hundred thirteen".