73136651 has 8 divisors (see below), whose sum is σ = 84325344. Its totient is φ = 62133120.

The previous prime is 73136647. The next prime is 73136659. The reversal of 73136651 is 15663137.

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

It is not a de Polignac number, because 73136651 - 2² = 73136647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73136659) 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, 45440 + ... + 47021.

It is an arithmetic number, because the mean of its divisors is an integer number (10540668).

Almost surely, 2^73136651 is an apocalyptic number.

73136651 is a deficient number, since it is larger than the sum of its proper divisors (11188693).

73136651 is a wasteful number, since it uses less digits than its factorization.

73136651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92581.

The product of its digits is 11340, while the sum is 32.

The square root of 73136651 is about 8551.9969013091. The cubic root of 73136651 is about 418.1945383096.

Adding to 73136651 its reverse (15663137), we get a palindrome (88799788).

The spelling of 73136651 in words is "seventy-three million, one hundred thirty-six thousand, six hundred fifty-one".