3494840269 has 2 divisors, whose sum is σ = 3494840270. Its totient is φ = 3494840268.

The previous prime is 3494840267. The next prime is 3494840311. The reversal of 3494840269 is 9620484943.

3494840269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2272428900 + 1222411369 = 47670^2 + 34963^2 .

It is a cyclic number.

It is not a de Polignac number, because 3494840269 - 2¹ = 3494840267 is a prime.

It is a super-2 number, since 2×3494840269² = 24427817011647984722, which contains 22 as substring.

Together with 3494840267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3494840267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747420134 + 1747420135.

It is an arithmetic number, because the mean of its divisors is an integer number (1747420135).

Almost surely, 2^3494840269 is an apocalyptic number.

It is an amenable number.

3494840269 is a deficient number, since it is larger than the sum of its proper divisors (1).

3494840269 is an equidigital number, since it uses as much as digits as its factorization.

3494840269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 3494840269 is about 59117.1740613504. The cubic root of 3494840269 is about 1517.5480246113.

The spelling of 3494840269 in words is "three billion, four hundred ninety-four million, eight hundred forty thousand, two hundred sixty-nine".