7273832645 has 8 divisors (see below), whose sum is σ = 8815021560. Its totient is φ = 5761451200.

The previous prime is 7273832623. The next prime is 7273832647. The reversal of 7273832645 is 5462383727.

It can be written as a sum of positive squares in 4 ways, for example, as 4457832289 + 2816000356 = 66767^2 + 53066^2 .

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

It is not a de Polignac number, because 7273832645 - 2¹⁴ = 7273816261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7273832645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7273832647) 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, 7201310 + ... + 7202319.

It is an arithmetic number, because the mean of its divisors is an integer number (1101877695).

Almost surely, 2^7273832645 is an apocalyptic number.

It is an amenable number.

7273832645 is a deficient number, since it is larger than the sum of its proper divisors (1541188915).

7273832645 is a wasteful number, since it uses less digits than its factorization.

7273832645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14403735.

The product of its digits is 1693440, while the sum is 47.

The square root of 7273832645 is about 85286.7671154207. The cubic root of 7273832645 is about 1937.5567645943.

The spelling of 7273832645 in words is "seven billion, two hundred seventy-three million, eight hundred thirty-two thousand, six hundred forty-five".