1946894266 has 16 divisors (see below), whose sum is σ = 3033713088. Its totient is φ = 936325600.

The previous prime is 1946894251. The next prime is 1946894269. The reversal of 1946894266 is 6624986491.

It is not an unprimeable number, because it can be changed into a prime (1946894269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161380 + ... + 173023.

It is an arithmetic number, because the mean of its divisors is an integer number (189607068).

Almost surely, 2^1946894266 is an apocalyptic number.

1946894266 is a deficient number, since it is larger than the sum of its proper divisors (1086818822).

1946894266 is a wasteful number, since it uses less digits than its factorization.

1946894266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334517.

The product of its digits is 4478976, while the sum is 55.

The square root of 1946894266 is about 44123.6248057659. The cubic root of 1946894266 is about 1248.6693607687.

The spelling of 1946894266 in words is "one billion, nine hundred forty-six million, eight hundred ninety-four thousand, two hundred sixty-six".