73985601 has 8 divisors (see below), whose sum is σ = 103839520. Its totient is φ = 46727712.

The previous prime is 73985599. The next prime is 73985609. The reversal of 73985601 is 10658937.

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

It is not a de Polignac number, because 73985601 - 2¹ = 73985599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73985601.

It is not an unprimeable number, because it can be changed into a prime (73985609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648940 + ... + 649053.

It is an arithmetic number, because the mean of its divisors is an integer number (12979940).

Almost surely, 2^73985601 is an apocalyptic number.

It is an amenable number.

73985601 is a deficient number, since it is larger than the sum of its proper divisors (29853919).

73985601 is a wasteful number, since it uses less digits than its factorization.

73985601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298015.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 73985601 is about 8601.4883014511. The cubic root of 73985601 is about 419.8064130529.

The spelling of 73985601 in words is "seventy-three million, nine hundred eighty-five thousand, six hundred one".