2946138892 has 24 divisors (see below), whose sum is σ = 5210714880. Its totient is φ = 1457385600.

The previous prime is 2946138889. The next prime is 2946138893. The reversal of 2946138892 is 2988316492.

It is not an unprimeable number, because it can be changed into a prime (2946138893) 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, 902928 + ... + 906184.

It is an arithmetic number, because the mean of its divisors is an integer number (217113120).

Almost surely, 2^2946138892 is an apocalyptic number.

It is an amenable number.

2946138892 is a deficient number, since it is larger than the sum of its proper divisors (2264575988).

2946138892 is a wasteful number, since it uses less digits than its factorization.

2946138892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601 (or 5599 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 2946138892 is about 54278.3464375989. The cubic root of 2946138892 is about 1433.5661546203.

The spelling of 2946138892 in words is "two billion, nine hundred forty-six million, one hundred thirty-eight thousand, eight hundred ninety-two".