2546291 has 4 divisors (see below), whose sum is σ = 2777784. Its totient is φ = 2314800.

The previous prime is 2546281. The next prime is 2546293. The reversal of 2546291 is 1926452.

It is a happy number.

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 2546291 - 2⁶ = 2546227 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁹ + 4 + 6⁵ + 2¹⁹ + 9⁵ + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2546293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115730 + ... + 115751.

It is an arithmetic number, because the mean of its divisors is an integer number (694446).

2^2546291 is an apocalyptic number.

2546291 is a deficient number, since it is larger than the sum of its proper divisors (231493).

2546291 is a wasteful number, since it uses less digits than its factorization.

2546291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231492.

The product of its digits is 4320, while the sum is 29.

The square root of 2546291 is about 1595.7101867194. The cubic root of 2546291 is about 136.5534504229.

The spelling of 2546291 in words is "two million, five hundred forty-six thousand, two hundred ninety-one".