2549955 has 16 divisors (see below), whose sum is σ = 4112640. Its totient is φ = 1349088.

The previous prime is 2549951. The next prime is 2549993. The reversal of 2549955 is 5599452.

2549955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2549955 - 2² = 2549951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2549951) 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 15 ways as a sum of consecutive naturals, for example, 1474 + ... + 2696.

It is an arithmetic number, because the mean of its divisors is an integer number (257040).

2^2549955 is an apocalyptic number.

2549955 is a deficient number, since it is larger than the sum of its proper divisors (1562685).

2549955 is a wasteful number, since it uses less digits than its factorization.

2549955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370.

The product of its digits is 81000, while the sum is 39.

The square root of 2549955 is about 1596.8578521584. The cubic root of 2549955 is about 136.6189171546.

The spelling of 2549955 in words is "two million, five hundred forty-nine thousand, nine hundred fifty-five".