2612549 has 2 divisors, whose sum is σ = 2612550. Its totient is φ = 2612548.

The previous prime is 2612539. The next prime is 2612647. The reversal of 2612549 is 9452162.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2592100 + 20449 = 1610^2 + 143^2 .

It is a cyclic number.

It is not a de Polignac number, because 2612549 - 2²⁰ = 1563973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2612539) 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 as a sum of consecutive naturals, namely, 1306274 + 1306275.

It is an arithmetic number, because the mean of its divisors is an integer number (1306275).

2^2612549 is an apocalyptic number.

It is an amenable number.

2612549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612549 is an equidigital number, since it uses as much as digits as its factorization.

2612549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 2612549 is about 1616.3381453149. The cubic root of 2612549 is about 137.7277591636.

The spelling of 2612549 in words is "two million, six hundred twelve thousand, five hundred forty-nine".