2578102 has 8 divisors (see below), whose sum is σ = 3875112. Its totient is φ = 1286400.

The previous prime is 2578099. The next prime is 2578109. The reversal of 2578102 is 2018752.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2578109) 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, 277 + ... + 2287.

It is an arithmetic number, because the mean of its divisors is an integer number (484389).

2^2578102 is an apocalyptic number.

2578102 is a deficient number, since it is larger than the sum of its proper divisors (1297010).

2578102 is a wasteful number, since it uses less digits than its factorization.

2578102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 2578102 is about 1605.6469101269. The cubic root of 2578102 is about 137.1197560502.

It can be divided in two parts, 257810 and 2, that multiplied together give a triangular number (515620 = T₁₀₁₅).

The spelling of 2578102 in words is "two million, five hundred seventy-eight thousand, one hundred two".