2290806146 has 4 divisors (see below), whose sum is σ = 3436209222. Its totient is φ = 1145403072.

The previous prime is 2290806131. The next prime is 2290806169. The reversal of 2290806146 is 6416080922.

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

It can be written as a sum of positive squares in only one way, i.e., 1910127025 + 380679121 = 43705^2 + 19511^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572701535 + ... + 572701538.

Almost surely, 2^2290806146 is an apocalyptic number.

2290806146 is a deficient number, since it is larger than the sum of its proper divisors (1145403076).

2290806146 is a wasteful number, since it uses less digits than its factorization.

2290806146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145403075.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 2290806146 is about 47862.3666986914. The cubic root of 2290806146 is about 1318.2449406340.

The spelling of 2290806146 in words is "two billion, two hundred ninety million, eight hundred six thousand, one hundred forty-six".