1947836012 has 6 divisors (see below), whose sum is σ = 3408713028. Its totient is φ = 973918004.

The previous prime is 1947835999. The next prime is 1947836027. The reversal of 1947836012 is 2106387491.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243479498 + ... + 243479505.

It is an arithmetic number, because the mean of its divisors is an integer number (568118838).

Almost surely, 2^1947836012 is an apocalyptic number.

It is an amenable number.

1947836012 is a deficient number, since it is larger than the sum of its proper divisors (1460877016).

1947836012 is a wasteful number, since it uses less digits than its factorization.

1947836012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486959007 (or 486959005 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1947836012 is about 44134.2951909283. The cubic root of 1947836012 is about 1248.8706625448.

The spelling of 1947836012 in words is "one billion, nine hundred forty-seven million, eight hundred thirty-six thousand, twelve".