3273732145 has 4 divisors (see below), whose sum is σ = 3928478580. Its totient is φ = 2618985712.

The previous prime is 3273732131. The next prime is 3273732157. The reversal of 3273732145 is 5412373723.

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 726410304 + 2547321841 = 26952^2 + 50471^2 .

It is a cyclic number.

It is not a de Polignac number, because 3273732145 - 2¹³ = 3273723953 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327373210 + ... + 327373219.

It is an arithmetic number, because the mean of its divisors is an integer number (982119645).

Almost surely, 2^3273732145 is an apocalyptic number.

It is an amenable number.

3273732145 is a deficient number, since it is larger than the sum of its proper divisors (654746435).

3273732145 is an equidigital number, since it uses as much as digits as its factorization.

3273732145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654746434.

The product of its digits is 105840, while the sum is 37.

The square root of 3273732145 is about 57216.5373384304. The cubic root of 3273732145 is about 1484.8447494210.

The spelling of 3273732145 in words is "three billion, two hundred seventy-three million, seven hundred thirty-two thousand, one hundred forty-five".