73416121 has 8 divisors (see below), whose sum is σ = 74732544. Its totient is φ = 72106320.

The previous prime is 73416107. The next prime is 73416151. The reversal of 73416121 is 12161437.

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 73416121 - 2¹¹ = 73414073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73416151) 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, 24231 + ... + 27091.

It is an arithmetic number, because the mean of its divisors is an integer number (9341568).

Almost surely, 2^73416121 is an apocalyptic number.

It is an amenable number.

73416121 is a deficient number, since it is larger than the sum of its proper divisors (1316423).

73416121 is a wasteful number, since it uses less digits than its factorization.

73416121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311.

The product of its digits is 1008, while the sum is 25.

The square root of 73416121 is about 8568.3207806431. The cubic root of 73416121 is about 418.7265300279.

Adding to 73416121 its reverse (12161437), we get a palindrome (85577558).

It can be divided in two parts, 73416 and 121, that added together give a palindrome (73537).

The spelling of 73416121 in words is "seventy-three million, four hundred sixteen thousand, one hundred twenty-one".