2986678 has 4 divisors (see below), whose sum is σ = 4480020. Its totient is φ = 1493338.

The previous prime is 2986673. The next prime is 2986699. The reversal of 2986678 is 8766892.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2986673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746668 + ... + 746671.

It is an arithmetic number, because the mean of its divisors is an integer number (1120005).

2^2986678 is an apocalyptic number.

2986678 is a deficient number, since it is larger than the sum of its proper divisors (1493342).

2986678 is a wasteful number, since it uses less digits than its factorization.

2986678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493341.

The product of its digits is 290304, while the sum is 46.

The square root of 2986678 is about 1728.2007985185. The cubic root of 2986678 is about 144.0111552572.

The spelling of 2986678 in words is "two million, nine hundred eighty-six thousand, six hundred seventy-eight".