73603545 has 16 divisors (see below), whose sum is σ = 120949440. Its totient is φ = 38193984.

The previous prime is 73603531. The next prime is 73603553. The reversal of 73603545 is 54530637.

It is not a de Polignac number, because 73603545 - 2⁵ = 73603513 is a prime.

It is a super-3 number, since 3×73603545³ (a number of 25 digits) contains 333 as substring.

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, 65755 + ... + 66864.

It is an arithmetic number, because the mean of its divisors is an integer number (7559340).

Almost surely, 2^73603545 is an apocalyptic number.

It is an amenable number.

73603545 is a deficient number, since it is larger than the sum of its proper divisors (47345895).

73603545 is a wasteful number, since it uses less digits than its factorization.

73603545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132664.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 73603545 is about 8579.2508414197. The cubic root of 73603545 is about 419.0825495292.

The spelling of 73603545 in words is "seventy-three million, six hundred three thousand, five hundred forty-five".