1946066728 has 16 divisors (see below), whose sum is σ = 3650726880. Its totient is φ = 972539568.

The previous prime is 1946066711. The next prime is 1946066737. The reversal of 1946066728 is 8276606491.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44700 + ... + 76747.

It is an arithmetic number, because the mean of its divisors is an integer number (228170430).

Almost surely, 2^1946066728 is an apocalyptic number.

It is an amenable number.

1946066728 is a deficient number, since it is larger than the sum of its proper divisors (1704660152).

1946066728 is a wasteful number, since it uses less digits than its factorization.

1946066728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123456 (or 123452 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 1946066728 is about 44114.2463156745. The cubic root of 1946066728 is about 1248.4924177944.

The spelling of 1946066728 in words is "one billion, nine hundred forty-six million, sixty-six thousand, seven hundred twenty-eight".