2578134 has 16 divisors (see below), whose sum is σ = 5553072. Its totient is φ = 793248.

The previous prime is 2578133. The next prime is 2578153. The reversal of 2578134 is 4318752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2578133) 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 7 ways as a sum of consecutive naturals, for example, 16449 + ... + 16604.

It is an arithmetic number, because the mean of its divisors is an integer number (347067).

2^2578134 is an apocalyptic number.

2578134 is an abundant number, since it is smaller than the sum of its proper divisors (2974938).

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

2578134 is a wasteful number, since it uses less digits than its factorization.

2578134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33071.

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

The square root of 2578134 is about 1605.6568749269. The cubic root of 2578134 is about 137.1203233686.

The spelling of 2578134 in words is "two million, five hundred seventy-eight thousand, one hundred thirty-four".