2452155 has 8 divisors (see below), whose sum is σ = 3923472. Its totient is φ = 1307808.

The previous prime is 2452147. The next prime is 2452181. The reversal of 2452155 is 5512542.

It is a happy number.

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

It is not a de Polignac number, because 2452155 - 2³ = 2452147 is a prime.

It is a plaindrome in base 16.

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 7 ways as a sum of consecutive naturals, for example, 81724 + ... + 81753.

It is an arithmetic number, because the mean of its divisors is an integer number (490434).

2^2452155 is an apocalyptic number.

2452155 is a deficient number, since it is larger than the sum of its proper divisors (1471317).

2452155 is a wasteful number, since it uses less digits than its factorization.

2452155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163485.

The product of its digits is 2000, while the sum is 24.

The square root of 2452155 is about 1565.9358224397. The cubic root of 2452155 is about 134.8494893234.

Adding to 2452155 its reverse (5512542), we get a palindrome (7964697).

The spelling of 2452155 in words is "two million, four hundred fifty-two thousand, one hundred fifty-five".