73681101 has 24 divisors (see below), whose sum is σ = 117062400. Its totient is φ = 44374176.

The previous prime is 73681099. The next prime is 73681109. The reversal of 73681101 is 10118637.

It is not a de Polignac number, because 73681101 - 2¹ = 73681099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73681109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1201 + ... + 12198.

It is an arithmetic number, because the mean of its divisors is an integer number (4877600).

Almost surely, 2^73681101 is an apocalyptic number.

It is an amenable number.

73681101 is a deficient number, since it is larger than the sum of its proper divisors (43381299).

73681101 is a wasteful number, since it uses less digits than its factorization.

73681101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13465 (or 13462 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 73681101 is about 8583.7696264520. The cubic root of 73681101 is about 419.2296935152.

Adding to 73681101 its reverse (10118637), we get a palindrome (83799738).

The spelling of 73681101 in words is "seventy-three million, six hundred eighty-one thousand, one hundred one".