2806606858 has 12 divisors (see below), whose sum is σ = 4627422450. Its totient is φ = 1275730280.

The previous prime is 2806606849. The next prime is 2806606879. The reversal of 2806606858 is 8586066082.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2382123249 + 424483609 = 48807^2 + 20603^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5798533 + ... + 5799016.

Almost surely, 2^2806606858 is an apocalyptic number.

2806606858 is a deficient number, since it is larger than the sum of its proper divisors (1820815592).

2806606858 is a wasteful number, since it uses less digits than its factorization.

2806606858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11597573 (or 11597562 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The square root of 2806606858 is about 52977.4183780222. The cubic root of 2806606858 is about 1410.5674590004.

The spelling of 2806606858 in words is "two billion, eight hundred six million, six hundred six thousand, eight hundred fifty-eight".