2742559 has 8 divisors (see below), whose sum is σ = 3004560. Its totient is φ = 2491776.

The previous prime is 2742547. The next prime is 2742563. The reversal of 2742559 is 9552472.

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

It is a cyclic number.

It is not a de Polignac number, because 2742559 - 2¹¹ = 2740511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742529) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2289 + ... + 3274.

It is an arithmetic number, because the mean of its divisors is an integer number (375570).

2^2742559 is an apocalyptic number.

2742559 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2742559 is a deficient number, since it is larger than the sum of its proper divisors (262001).

2742559 is a wasteful number, since it uses less digits than its factorization.

2742559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5609.

The product of its digits is 25200, while the sum is 34.

The square root of 2742559 is about 1656.0673295491. The cubic root of 2742559 is about 139.9754889061.

The spelling of 2742559 in words is "two million, seven hundred forty-two thousand, five hundred fifty-nine".