2254991 has 8 divisors (see below), whose sum is σ = 2320704. Its totient is φ = 2190240.

The previous prime is 2254969. The next prime is 2255003. The reversal of 2254991 is 1994522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2254991 - 2⁶ = 2254927 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8186 + ... + 8456.

It is an arithmetic number, because the mean of its divisors is an integer number (290088).

2^2254991 is an apocalyptic number.

2254991 is a deficient number, since it is larger than the sum of its proper divisors (65713).

2254991 is a wasteful number, since it uses less digits than its factorization.

2254991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its digits is 6480, while the sum is 32.

The square root of 2254991 is about 1501.6627450929. The cubic root of 2254991 is about 131.1338879376.

The spelling of 2254991 in words is "two million, two hundred fifty-four thousand, nine hundred ninety-one".