2949931938 has 8 divisors (see below), whose sum is σ = 5899863888. Its totient is φ = 983310644.

The previous prime is 2949931909. The next prime is 2949931979. The reversal of 2949931938 is 8391399492.

It is a sphenic number, since it is the product of 3 distinct primes.

2949931938 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245827656 + ... + 245827667.

It is an arithmetic number, because the mean of its divisors is an integer number (737482986).

Almost surely, 2^2949931938 is an apocalyptic number.

2949931938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2949931938 is a wasteful number, since it uses less digits than its factorization.

2949931938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491655328.

The product of its digits is 3779136, while the sum is 57.

The square root of 2949931938 is about 54313.2758908906. The cubic root of 2949931938 is about 1434.1811121034.

The spelling of 2949931938 in words is "two billion, nine hundred forty-nine million, nine hundred thirty-one thousand, nine hundred thirty-eight".