73689499 has 8 divisors (see below), whose sum is σ = 80145072. Its totient is φ = 67346400.

The previous prime is 73689491. The next prime is 73689601. The reversal of 73689499 is 99498637.

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 73689499 - 2³ = 73689491 is a prime.

It is a super-3 number, since 3×73689499³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73689491) 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, 26749 + ... + 29374.

It is an arithmetic number, because the mean of its divisors is an integer number (10018134).

Almost surely, 2^73689499 is an apocalyptic number.

73689499 is a deficient number, since it is larger than the sum of its proper divisors (6455573).

73689499 is a wasteful number, since it uses less digits than its factorization.

73689499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56237.

The product of its digits is 2939328, while the sum is 55.

The square root of 73689499 is about 8584.2587915323. The cubic root of 73689499 is about 419.2456205176.

The spelling of 73689499 in words is "seventy-three million, six hundred eighty-nine thousand, four hundred ninety-nine".