2456541 has 16 divisors (see below), whose sum is σ = 3739200. Its totient is φ = 1592784.

The previous prime is 2456539. The next prime is 2456557. The reversal of 2456541 is 1456542.

2456541 is a `hidden beast` number, since 2 + 4 + 5 + 654 + 1 = 666.

It is not a de Polignac number, because 2456541 - 2¹ = 2456539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 (2456501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231 + ... + 2228.

It is an arithmetic number, because the mean of its divisors is an integer number (233700).

2^2456541 is an apocalyptic number.

It is an amenable number.

2456541 is a deficient number, since it is larger than the sum of its proper divisors (1282659).

2456541 is a wasteful number, since it uses less digits than its factorization.

2456541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505 (or 2499 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2456541 is about 1567.3356373158. The cubic root of 2456541 is about 134.9298400872.

Subtracting from 2456541 its reverse (1456542), we obtain a palindrome (999999).

It can be divided in two parts, 245 and 6541, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 2456541 in words is "two million, four hundred fifty-six thousand, five hundred forty-one".