2409155 has 16 divisors (see below), whose sum is σ = 3499200. Its totient is φ = 1554432.

The previous prime is 2409149. The next prime is 2409157. The reversal of 2409155 is 5519042.

It is a cyclic number.

It is not a de Polignac number, because 2409155 - 2⁶ = 2409091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2409157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1430 + ... + 2619.

It is an arithmetic number, because the mean of its divisors is an integer number (218700).

2^2409155 is an apocalyptic number.

2409155 is a deficient number, since it is larger than the sum of its proper divisors (1090045).

2409155 is a wasteful number, since it uses less digits than its factorization.

2409155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4078.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 2409155 is about 1552.1452895912. The cubic root of 2409155 is about 134.0566145267.

The spelling of 2409155 in words is "two million, four hundred nine thousand, one hundred fifty-five".