3405263 has 2 divisors, whose sum is σ = 3405264. Its totient is φ = 3405262.

The previous prime is 3405247. The next prime is 3405277. The reversal of 3405263 is 3625043.

It is a strong prime.

It is an emirp because it is prime and its reverse (3625043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3405263 - 2⁴ = 3405247 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 3⁵ + 4 + 0 + 5 + 2¹⁷ + 6⁸ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3405293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702631 + 1702632.

It is an arithmetic number, because the mean of its divisors is an integer number (1702632).

Almost surely, 2^3405263 is an apocalyptic number.

3405263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405263 is an equidigital number, since it uses as much as digits as its factorization.

3405263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3405263 is about 1845.3354708562. The cubic root of 3405263 is about 150.4470073139.

The spelling of 3405263 in words is "three million, four hundred five thousand, two hundred sixty-three".