2356245 has 12 divisors (see below), whose sum is σ = 4084236. Its totient is φ = 1256640.

The previous prime is 2356219. The next prime is 2356259. The reversal of 2356245 is 5426532.

2356245 is a `hidden beast` number, since 2 + 35 + 624 + 5 = 666.

2356245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 443556 + 1912689 = 666^2 + 1383^2 .

It is not a de Polignac number, because 2356245 - 2⁵ = 2356213 is a prime.

It is a d-powerful number, because it can be written as 2 + 3⁸ + 5⁵ + 6³ + 2¹⁷ + 4⁹ + 5⁹ .

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 26136 + ... + 26225.

It is an arithmetic number, because the mean of its divisors is an integer number (340353).

2^2356245 is an apocalyptic number.

It is an amenable number.

2356245 is a deficient number, since it is larger than the sum of its proper divisors (1727991).

2356245 is a wasteful number, since it uses less digits than its factorization.

2356245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52372 (or 52369 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2356245 is about 1535.0065146442. The cubic root of 2356245 is about 133.0679547961.

It can be divided in two parts, 2356 and 245, that added together give a square (2601 = 51²).

The spelling of 2356245 in words is "two million, three hundred fifty-six thousand, two hundred forty-five".