2456155 has 16 divisors (see below), whose sum is σ = 3286080. Its totient is φ = 1749888.

The previous prime is 2456141. The next prime is 2456191. The reversal of 2456155 is 5516542.

It is a cyclic number.

It is not a de Polignac number, because 2456155 - 2⁵ = 2456123 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 15 ways as a sum of consecutive naturals, for example, 1234 + ... + 2536.

It is an arithmetic number, because the mean of its divisors is an integer number (205380).

2^2456155 is an apocalyptic number.

2456155 is a deficient number, since it is larger than the sum of its proper divisors (829925).

2456155 is a wasteful number, since it uses less digits than its factorization.

2456155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350.

The product of its digits is 6000, while the sum is 28.

The square root of 2456155 is about 1567.2124935694. The cubic root of 2456155 is about 134.9227724738.

It can be divided in two parts, 245 and 6155, that added together give a square (6400 = 80²).

The spelling of 2456155 in words is "two million, four hundred fifty-six thousand, one hundred fifty-five".