2725155 has 24 divisors (see below), whose sum is σ = 4930848. Its totient is φ = 1389696.

The previous prime is 2725153. The next prime is 2725157. The reversal of 2725155 is 5515272.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2725153) and next prime (2725157).

It is not a de Polignac number, because 2725155 - 2¹ = 2725153 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2725153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 282 + ... + 2351.

It is an arithmetic number, because the mean of its divisors is an integer number (205452).

2^2725155 is an apocalyptic number.

2725155 is a deficient number, since it is larger than the sum of its proper divisors (2205693).

2725155 is a wasteful number, since it uses less digits than its factorization.

2725155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667 (or 2664 counting only the distinct ones).

The product of its digits is 3500, while the sum is 27.

The square root of 2725155 is about 1650.8043494006. The cubic root of 2725155 is about 139.6787703056.

The spelling of 2725155 in words is "two million, seven hundred twenty-five thousand, one hundred fifty-five".