73060661 has 4 divisors (see below), whose sum is σ = 73428000. Its totient is φ = 72693324.

The previous prime is 73060651. The next prime is 73060693. The reversal of 73060661 is 16606037.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73060661 - 2⁶ = 73060597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73060621) 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 3 ways as a sum of consecutive naturals, for example, 183371 + ... + 183768.

It is an arithmetic number, because the mean of its divisors is an integer number (18357000).

Almost surely, 2^73060661 is an apocalyptic number.

It is an amenable number.

73060661 is a deficient number, since it is larger than the sum of its proper divisors (367339).

73060661 is a wasteful number, since it uses less digits than its factorization.

73060661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367338.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 73060661 is about 8547.5529246680. The cubic root of 73060661 is about 418.0496514664.

Adding to 73060661 its reverse (16606037), we get a palindrome (89666698).

The spelling of 73060661 in words is "seventy-three million, sixty thousand, six hundred sixty-one".