2530355 has 4 divisors (see below), whose sum is σ = 3036432. Its totient is φ = 2024280.

The previous prime is 2530351. The next prime is 2530357. The reversal of 2530355 is 5530352.

It is a happy number.

2530355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2530355 - 2² = 2530351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2530355.

It is not an unprimeable number, because it can be changed into a prime (2530351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253031 + ... + 253040.

It is an arithmetic number, because the mean of its divisors is an integer number (759108).

2^2530355 is an apocalyptic number.

2530355 is a deficient number, since it is larger than the sum of its proper divisors (506077).

2530355 is an equidigital number, since it uses as much as digits as its factorization.

2530355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506076.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 2530355 is about 1590.7089614383. The cubic root of 2530355 is about 136.2679801202.

The spelling of 2530355 in words is "two million, five hundred thirty thousand, three hundred fifty-five".