2258147 has 4 divisors (see below), whose sum is σ = 2319216. Its totient is φ = 2197080.

The previous prime is 2258129. The next prime is 2258149. The reversal of 2258147 is 7418522.

2258147 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 a cyclic number.

It is not a de Polignac number, because 2258147 - 2⁶ = 2258083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2258149) 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, 30479 + ... + 30552.

It is an arithmetic number, because the mean of its divisors is an integer number (579804).

2^2258147 is an apocalyptic number.

2258147 is a deficient number, since it is larger than the sum of its proper divisors (61069).

2258147 is an equidigital number, since it uses as much as digits as its factorization.

2258147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61068.

The product of its digits is 4480, while the sum is 29.

The square root of 2258147 is about 1502.7132128254. The cubic root of 2258147 is about 131.1950360939.

The spelling of 2258147 in words is "two million, two hundred fifty-eight thousand, one hundred forty-seven".