2591355 has 32 divisors (see below), whose sum is σ = 4544064. Its totient is φ = 1253376.

The previous prime is 2591333. The next prime is 2591363. The reversal of 2591355 is 5531952.

It is a de Polignac number, because none of the positive numbers 2^k-2591355 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18847 + ... + 18983.

It is an arithmetic number, because the mean of its divisors is an integer number (142002).

2^2591355 is an apocalyptic number.

2591355 is a deficient number, since it is larger than the sum of its proper divisors (1952709).

2591355 is a wasteful number, since it uses less digits than its factorization.

2591355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255.

The product of its digits is 6750, while the sum is 30.

The square root of 2591355 is about 1609.7686169136. The cubic root of 2591355 is about 137.3543140148.

The spelling of 2591355 in words is "two million, five hundred ninety-one thousand, three hundred fifty-five".