73330745 has 8 divisors (see below), whose sum is σ = 88325640. Its totient is φ = 58445440.

The previous prime is 73330711. The next prime is 73330769. The reversal of 73330745 is 54703337.

It can be written as a sum of positive squares in 4 ways, for example, as 5776 + 73324969 = 76^2 + 8563^2 .

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

It is not a de Polignac number, because 73330745 - 2⁸ = 73330489 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25916 + ... + 28605.

It is an arithmetic number, because the mean of its divisors is an integer number (11040705).

Almost surely, 2^73330745 is an apocalyptic number.

It is an amenable number.

73330745 is a deficient number, since it is larger than the sum of its proper divisors (14994895).

73330745 is a wasteful number, since it uses less digits than its factorization.

73330745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54795.

The product of its (nonzero) digits is 26460, while the sum is 32.

The square root of 73330745 is about 8563.3372583357. The cubic root of 73330745 is about 418.5641539614.

The spelling of 73330745 in words is "seventy-three million, three hundred thirty thousand, seven hundred forty-five".