2554191 has 6 divisors (see below), whose sum is σ = 3689400. Its totient is φ = 1702788.

The previous prime is 2554187. The next prime is 2554231. The reversal of 2554191 is 1914552.

It is not a de Polignac number, because 2554191 - 2² = 2554187 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2554141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141891 + ... + 141908.

It is an arithmetic number, because the mean of its divisors is an integer number (614900).

2^2554191 is an apocalyptic number.

2554191 is a deficient number, since it is larger than the sum of its proper divisors (1135209).

2554191 is a wasteful number, since it uses less digits than its factorization.

2554191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283805 (or 283802 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 2554191 is about 1598.1836565301. The cubic root of 2554191 is about 136.6945260146.

The spelling of 2554191 in words is "two million, five hundred fifty-four thousand, one hundred ninety-one".