2578413 has 8 divisors (see below), whose sum is σ = 3451168. Its totient is φ = 1712304.

The previous prime is 2578403. The next prime is 2578417. The reversal of 2578413 is 3148752.

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

It is not a de Polignac number, because 2578413 - 2⁶ = 2578349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2578417) 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, 670 + ... + 2367.

It is an arithmetic number, because the mean of its divisors is an integer number (431396).

2^2578413 is an apocalyptic number.

It is an amenable number.

2578413 is a deficient number, since it is larger than the sum of its proper divisors (872755).

2578413 is a wasteful number, since it uses less digits than its factorization.

2578413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323.

The product of its digits is 6720, while the sum is 30.

The square root of 2578413 is about 1605.7437529070. The cubic root of 2578413 is about 137.1252694770.

The spelling of 2578413 in words is "two million, five hundred seventy-eight thousand, four hundred thirteen".