2266784378 has 16 divisors (see below), whose sum is σ = 3417421056. Its totient is φ = 1127656080.

The previous prime is 2266784363. The next prime is 2266784413. The reversal of 2266784378 is 8734876622.

It is a happy number.

It is a super-2 number, since 2×2266784378² = 10276622832689693768, which contains 22 as substring.

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, 459875 + ... + 464777.

It is an arithmetic number, because the mean of its divisors is an integer number (213588816).

Almost surely, 2^2266784378 is an apocalyptic number.

2266784378 is a deficient number, since it is larger than the sum of its proper divisors (1150636678).

2266784378 is a wasteful number, since it uses less digits than its factorization.

2266784378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6029.

The product of its digits is 5419008, while the sum is 53.

The square root of 2266784378 is about 47610.7590571711. The cubic root of 2266784378 is about 1313.6209628098.

The spelling of 2266784378 in words is "two billion, two hundred sixty-six million, seven hundred eighty-four thousand, three hundred seventy-eight".