2254391 has 4 divisors (see below), whose sum is σ = 2352432. Its totient is φ = 2156352.

The previous prime is 2254327. The next prime is 2254403. The reversal of 2254391 is 1934522.

2254391 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, and also an emirpimes, since its reverse is a distinct semiprime: 1934522 = 2 ⋅967261.

It is a cyclic number.

It is not a de Polignac number, because 2254391 - 2⁶ = 2254327 is a prime.

It is a super-4 number, since 4×2254391⁴ (a number of 27 digits) contains 4444 as substring.

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 2254391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254691) 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, 48986 + ... + 49031.

It is an arithmetic number, because the mean of its divisors is an integer number (588108).

2^2254391 is an apocalyptic number.

2254391 is a deficient number, since it is larger than the sum of its proper divisors (98041).

2254391 is an equidigital number, since it uses as much as digits as its factorization.

2254391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98040.

The product of its digits is 2160, while the sum is 26.

The square root of 2254391 is about 1501.4629532559. The cubic root of 2254391 is about 131.1222563594.

The spelling of 2254391 in words is "two million, two hundred fifty-four thousand, three hundred ninety-one".