73226515 has 16 divisors (see below), whose sum is σ = 91163520. Its totient is φ = 56419200.

The previous prime is 73226477. The next prime is 73226521. The reversal of 73226515 is 51562237.

It is not a de Polignac number, because 73226515 - 2¹¹ = 73224467 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16726 + ... + 20644.

It is an arithmetic number, because the mean of its divisors is an integer number (5697720).

Almost surely, 2^73226515 is an apocalyptic number.

73226515 is a deficient number, since it is larger than the sum of its proper divisors (17937005).

73226515 is a wasteful number, since it uses less digits than its factorization.

73226515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4062.

The product of its digits is 12600, while the sum is 31.

The square root of 73226515 is about 8557.2492659733. The cubic root of 73226515 is about 418.3657486491.

The spelling of 73226515 in words is "seventy-three million, two hundred twenty-six thousand, five hundred fifteen".