2506355 has 4 divisors (see below), whose sum is σ = 3007632. Its totient is φ = 2005080.

The previous prime is 2506337. The next prime is 2506363. The reversal of 2506355 is 5536052.

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

It is not a de Polignac number, because 2506355 - 2⁶ = 2506291 is a prime.

It is a super-3 number, since 3×2506355³ = 47233378205522066625, which contains 333 as substring.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 250631 + ... + 250640.

It is an arithmetic number, because the mean of its divisors is an integer number (751908).

2^2506355 is an apocalyptic number.

2506355 is a deficient number, since it is larger than the sum of its proper divisors (501277).

2506355 is an equidigital number, since it uses as much as digits as its factorization.

2506355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501276.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 2506355 is about 1583.1471820396. The cubic root of 2506355 is about 135.8357843494.

The spelling of 2506355 in words is "two million, five hundred six thousand, three hundred fifty-five".