3427045169 has 4 divisors (see below), whose sum is σ = 3427617396. Its totient is φ = 3426472944.

The previous prime is 3427045157. The next prime is 3427045187. The reversal of 3427045169 is 9615407243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 239878144 + 3187167025 = 15488^2 + 56455^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427045169 - 2²⁰ = 3425996593 is a prime.

It is a super-2 number, since 2×3427045169² = 23489277180732477122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3427045189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277034 + ... + 289139.

It is an arithmetic number, because the mean of its divisors is an integer number (856904349).

Almost surely, 2^3427045169 is an apocalyptic number.

It is an amenable number.

3427045169 is a deficient number, since it is larger than the sum of its proper divisors (572227).

3427045169 is an equidigital number, since it uses as much as digits as its factorization.

3427045169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572226.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 3427045169 is about 58540.9700039212. The cubic root of 3427045169 is about 1507.6710980349.

The spelling of 3427045169 in words is "three billion, four hundred twenty-seven million, forty-five thousand, one hundred sixty-nine".