2790398326 has 16 divisors (see below), whose sum is σ = 4432992624. Its totient is φ = 1312777984.

The previous prime is 2790398293. The next prime is 2790398329. The reversal of 2790398326 is 6238930972.

It is a self number, because there is not a number n which added to its sum of digits gives 2790398326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2790398329) 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, 154401 + ... + 171523.

It is an arithmetic number, because the mean of its divisors is an integer number (277062039).

Almost surely, 2^2790398326 is an apocalyptic number.

2790398326 is a deficient number, since it is larger than the sum of its proper divisors (1642594298).

2790398326 is a wasteful number, since it uses less digits than its factorization.

2790398326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21935.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 2790398326 is about 52824.2210164996. The cubic root of 2790398326 is about 1407.8468093035.

The spelling of 2790398326 in words is "two billion, seven hundred ninety million, three hundred ninety-eight thousand, three hundred twenty-six".