2789924 has 6 divisors (see below), whose sum is σ = 4882374. Its totient is φ = 1394960.

The previous prime is 2789893. The next prime is 2789929. The reversal of 2789924 is 4299872.

It can be written as a sum of positive squares in only one way, i.e., 2788900 + 1024 = 1670^2 + 32^2 .

It is not an unprimeable number, because it can be changed into a prime (2789929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348737 + ... + 348744.

It is an arithmetic number, because the mean of its divisors is an integer number (813729).

2^2789924 is an apocalyptic number.

It is an amenable number.

2789924 is a deficient number, since it is larger than the sum of its proper divisors (2092450).

2789924 is a wasteful number, since it uses less digits than its factorization.

2789924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697485 (or 697483 counting only the distinct ones).

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

The square root of 2789924 is about 1670.3065586892. The cubic root of 2789924 is about 140.7767033813.

The spelling of 2789924 in words is "two million, seven hundred eighty-nine thousand, nine hundred twenty-four".