2608655 has 16 divisors (see below), whose sum is σ = 3630144. Its totient is φ = 1762560.

The previous prime is 2608649. The next prime is 2608663. The reversal of 2608655 is 5568062.

It is a happy number.

It is not a de Polignac number, because 2608655 - 2¹² = 2604559 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2045 + ... + 3065.

It is an arithmetic number, because the mean of its divisors is an integer number (226884).

2^2608655 is an apocalyptic number.

2608655 is a deficient number, since it is larger than the sum of its proper divisors (1021489).

2608655 is a wasteful number, since it uses less digits than its factorization.

2608655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 2608655 is about 1615.1331214485. The cubic root of 2608655 is about 137.6592974720.

The spelling of 2608655 in words is "two million, six hundred eight thousand, six hundred fifty-five".