2266921739 has 2 divisors, whose sum is σ = 2266921740. Its totient is φ = 2266921738.

The previous prime is 2266921691. The next prime is 2266921753. The reversal of 2266921739 is 9371296622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2266921739 - 2²⁰ = 2265873163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2266921693 and 2266921702.

It is not a weakly prime, because it can be changed into another prime (2266921339) by changing a digit.

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 as a sum of consecutive naturals, namely, 1133460869 + 1133460870.

It is an arithmetic number, because the mean of its divisors is an integer number (1133460870).

Almost surely, 2^2266921739 is an apocalyptic number.

2266921739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266921739 is an equidigital number, since it uses as much as digits as its factorization.

2266921739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 47.

The square root of 2266921739 is about 47612.2015769067. The cubic root of 2266921739 is about 1313.6474962325.

The spelling of 2266921739 in words is "two billion, two hundred sixty-six million, nine hundred twenty-one thousand, seven hundred thirty-nine".