2515155 has 8 divisors (see below), whose sum is σ = 4024272. Its totient is φ = 1341408.

The previous prime is 2515153. The next prime is 2515159. The reversal of 2515155 is 5515152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2515155 - 2¹ = 2515153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2515153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83824 + ... + 83853.

It is an arithmetic number, because the mean of its divisors is an integer number (503034).

2^2515155 is an apocalyptic number.

2515155 is a deficient number, since it is larger than the sum of its proper divisors (1509117).

2515155 is a wasteful number, since it uses less digits than its factorization.

2515155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167685.

The product of its digits is 1250, while the sum is 24.

The square root of 2515155 is about 1585.9240208787. The cubic root of 2515155 is about 135.9945751873.

The spelling of 2515155 in words is "two million, five hundred fifteen thousand, one hundred fifty-five".