2878264 has 8 divisors (see below), whose sum is σ = 5396760. Its totient is φ = 1439128.

The previous prime is 2878247. The next prime is 2878297. The reversal of 2878264 is 4628782.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 179884 + ... + 179899.

It is an arithmetic number, because the mean of its divisors is an integer number (674595).

2^2878264 is an apocalyptic number.

It is an amenable number.

2878264 is a deficient number, since it is larger than the sum of its proper divisors (2518496).

2878264 is a wasteful number, since it uses less digits than its factorization.

2878264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359789 (or 359785 counting only the distinct ones).

The product of its digits is 43008, while the sum is 37.

The square root of 2878264 is about 1696.5447238431. The cubic root of 2878264 is about 142.2471395506.

The spelling of 2878264 in words is "two million, eight hundred seventy-eight thousand, two hundred sixty-four".