2546538 has 8 divisors (see below), whose sum is σ = 5093088. Its totient is φ = 848844.

The previous prime is 2546521. The next prime is 2546539. The reversal of 2546538 is 8356452.

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

2546538 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2546499 and 2546508.

It is not an unprimeable number, because it can be changed into a prime (2546539) 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, 212206 + ... + 212217.

It is an arithmetic number, because the mean of its divisors is an integer number (636636).

2^2546538 is an apocalyptic number.

2546538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2546538 is a wasteful number, since it uses less digits than its factorization.

2546538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424428.

The product of its digits is 28800, while the sum is 33.

The square root of 2546538 is about 1595.7875798489. The cubic root of 2546538 is about 136.5578656831.

The spelling of 2546538 in words is "two million, five hundred forty-six thousand, five hundred thirty-eight".