2791948 has 12 divisors (see below), whose sum is σ = 4897872. Its totient is φ = 1392560.

The previous prime is 2791937. The next prime is 2791949. The reversal of 2791948 is 8491972.

It is a self number, because there is not a number n which added to its sum of digits gives 2791948.

It is not an unprimeable number, because it can be changed into a prime (2791949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2193 + ... + 3223.

It is an arithmetic number, because the mean of its divisors is an integer number (408156).

2^2791948 is an apocalyptic number.

It is an amenable number.

2791948 is a deficient number, since it is larger than the sum of its proper divisors (2105924).

2791948 is a wasteful number, since it uses less digits than its factorization.

2791948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712 (or 1710 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 2791948 is about 1670.9123256473. The cubic root of 2791948 is about 140.8107381402.

The spelling of 2791948 in words is "two million, seven hundred ninety-one thousand, nine hundred forty-eight".