2718866842 has 8 divisors (see below), whose sum is σ = 4209858432. Its totient is φ = 1315580700.

The previous prime is 2718866809. The next prime is 2718866863. The reversal of 2718866842 is 2486688172.

It is a happy number.

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 2718866842.

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, 21926284 + ... + 21926407.

It is an arithmetic number, because the mean of its divisors is an integer number (526232304).

Almost surely, 2^2718866842 is an apocalyptic number.

2718866842 is a deficient number, since it is larger than the sum of its proper divisors (1490991590).

2718866842 is a wasteful number, since it uses less digits than its factorization.

2718866842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43852724.

The product of its digits is 2064384, while the sum is 52.

The square root of 2718866842 is about 52142.7544535192. The cubic root of 2718866842 is about 1395.7125365602.

The spelling of 2718866842 in words is "two billion, seven hundred eighteen million, eight hundred sixty-six thousand, eight hundred forty-two".