2878344 has 48 divisors (see below), whose sum is σ = 8910720. Its totient is φ = 822240.

The previous prime is 2878333. The next prime is 2878361. The reversal of 2878344 is 4438782.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2878299 and 2878308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2352 + ... + 3359.

It is an arithmetic number, because the mean of its divisors is an integer number (185640).

2^2878344 is an apocalyptic number.

2878344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2878344 is an abundant number, since it is smaller than the sum of its proper divisors (6032376).

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

2878344 is a wasteful number, since it uses less digits than its factorization.

2878344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5730 (or 5723 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 2878344 is about 1696.5683010124. The cubic root of 2878344 is about 142.2484574359.

The spelling of 2878344 in words is "two million, eight hundred seventy-eight thousand, three hundred forty-four".