2732091 has 8 divisors (see below), whose sum is σ = 3727680. Its totient is φ = 1778952.

The previous prime is 2732069. The next prime is 2732099. The reversal of 2732091 is 1902372.

2732091 = 134² + 135² + ... + 219².

2732091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2732091 - 2⁶ = 2732027 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2732099) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10461 + ... + 10718.

It is an arithmetic number, because the mean of its divisors is an integer number (465960).

2^2732091 is an apocalyptic number.

2732091 is a deficient number, since it is larger than the sum of its proper divisors (995589).

2732091 is a wasteful number, since it uses less digits than its factorization.

2732091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21225.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 2732091 is about 1652.9038084535. The cubic root of 2732091 is about 139.7971722777.

The spelling of 2732091 in words is "two million, seven hundred thirty-two thousand, ninety-one".