2693926321 has 2 divisors, whose sum is σ = 2693926322. Its totient is φ = 2693926320.

The previous prime is 2693926289. The next prime is 2693926331. The reversal of 2693926321 is 1236293962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2631690000 + 62236321 = 51300^2 + 7889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2693926321 - 2⁵ = 2693926289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2693926331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1346963160 + 1346963161.

It is an arithmetic number, because the mean of its divisors is an integer number (1346963161).

Almost surely, 2^2693926321 is an apocalyptic number.

It is an amenable number.

2693926321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2693926321 is an equidigital number, since it uses as much as digits as its factorization.

2693926321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 43.

The square root of 2693926321 is about 51903.0473190159. The cubic root of 2693926321 is about 1391.4317357829.

The spelling of 2693926321 in words is "two billion, six hundred ninety-three million, nine hundred twenty-six thousand, three hundred twenty-one".