73532045 has 4 divisors (see below), whose sum is σ = 88238460. Its totient is φ = 58825632.

The previous prime is 73531999. The next prime is 73532047. The reversal of 73532045 is 54023537.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22108804 + 51423241 = 4702^2 + 7171^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73532045 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73531999 and 73532017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73532047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7353200 + ... + 7353209.

It is an arithmetic number, because the mean of its divisors is an integer number (22059615).

Almost surely, 2^73532045 is an apocalyptic number.

It is an amenable number.

73532045 is a deficient number, since it is larger than the sum of its proper divisors (14706415).

73532045 is a wasteful number, since it uses less digits than its factorization.

73532045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14706414.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 73532045 is about 8575.0827984341. The cubic root of 73532045 is about 418.9468037568.

The spelling of 73532045 in words is "seventy-three million, five hundred thirty-two thousand, forty-five".