2978066226 has 16 divisors (see below), whose sum is σ = 5966832384. Its totient is φ = 990905424.

The previous prime is 2978066207. The next prime is 2978066233. The reversal of 2978066226 is 6226608792.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442210 + ... + 448893.

It is an arithmetic number, because the mean of its divisors is an integer number (372927024).

Almost surely, 2^2978066226 is an apocalyptic number.

2978066226 is an abundant number, since it is smaller than the sum of its proper divisors (2988766158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2978066226 is a wasteful number, since it uses less digits than its factorization.

2978066226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891665.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 2978066226 is about 54571.6613820763. The cubic root of 2978066226 is about 1438.7260830268.

The spelling of 2978066226 in words is "two billion, nine hundred seventy-eight million, sixty-six thousand, two hundred twenty-six".