2873218 has 8 divisors (see below), whose sum is σ = 4536720. Its totient is φ = 1360980.

The previous prime is 2873209. The next prime is 2873231. The reversal of 2873218 is 8123782.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2873218.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37768 + ... + 37843.

It is an arithmetic number, because the mean of its divisors is an integer number (567090).

2^2873218 is an apocalyptic number.

2873218 is a deficient number, since it is larger than the sum of its proper divisors (1663502).

2873218 is a wasteful number, since it uses less digits than its factorization.

2873218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75632.

The product of its digits is 5376, while the sum is 31.

The square root of 2873218 is about 1695.0569311973. The cubic root of 2873218 is about 142.1639645383.

The spelling of 2873218 in words is "two million, eight hundred seventy-three thousand, two hundred eighteen".