3430261 has 2 divisors, whose sum is σ = 3430262. Its totient is φ = 3430260.

The previous prime is 3430253. The next prime is 3430291. The reversal of 3430261 is 1620343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 244036 = 1785^2 + 494^2 .

It is a cyclic number.

It is not a de Polignac number, because 3430261 - 2³ = 3430253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3430291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715130 + 1715131.

It is an arithmetic number, because the mean of its divisors is an integer number (1715131).

Almost surely, 2^3430261 is an apocalyptic number.

It is an amenable number.

3430261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430261 is an equidigital number, since it uses as much as digits as its factorization.

3430261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3430261 is about 1852.0963797816. The cubic root of 3430261 is about 150.8142534260.

The spelling of 3430261 in words is "three million, four hundred thirty thousand, two hundred sixty-one".