2894386066 has 24 divisors (see below), whose sum is σ = 5139242892. Its totient is φ = 1214426400.

The previous prime is 2894386063. The next prime is 2894386081. The reversal of 2894386066 is 6606834982.

It can be written as a sum of positive squares in 2 ways, for example, as 2892180841 + 2205225 = 53779^2 + 1485^2 .

It is not an unprimeable number, because it can be changed into a prime (2894386063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456865 + ... + 463156.

Almost surely, 2^2894386066 is an apocalyptic number.

2894386066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2894386066 is a deficient number, since it is larger than the sum of its proper divisors (2244856826).

2894386066 is a wasteful number, since it uses less digits than its factorization.

2894386066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920058 (or 920047 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The square root of 2894386066 is about 53799.4987523118. The cubic root of 2894386066 is about 1425.1223559245.

The spelling of 2894386066 in words is "two billion, eight hundred ninety-four million, three hundred eighty-six thousand, sixty-six".