2772986 has 8 divisors (see below), whose sum is σ = 4166580. Its totient is φ = 1384128.

The previous prime is 2772977. The next prime is 2772997. The reversal of 2772986 is 6892772.

It can be written as a sum of positive squares in 2 ways, for example, as 2449225 + 323761 = 1565^2 + 569^2 .

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

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, 1490 + ... + 2786.

2^2772986 is an apocalyptic number.

2772986 is a deficient number, since it is larger than the sum of its proper divisors (1393594).

2772986 is a wasteful number, since it uses less digits than its factorization.

2772986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368.

The product of its digits is 84672, while the sum is 41.

The square root of 2772986 is about 1665.2285128474. The cubic root of 2772986 is about 140.4912335222.

The spelling of 2772986 in words is "two million, seven hundred seventy-two thousand, nine hundred eighty-six".