3344465521 has 4 divisors (see below), whose sum is σ = 3344775412. Its totient is φ = 3344155632.

The previous prime is 3344465507. The next prime is 3344465533. The reversal of 3344465521 is 1255644433.

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 2121984225 + 1222481296 = 46065^2 + 34964^2 .

It is a cyclic number.

It is not a de Polignac number, because 3344465521 - 2⁹ = 3344465009 is a prime.

It is a super-2 number, since 2×3344465521² = 22370899242315602882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3344465321) 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, 138150 + ... + 160543.

It is an arithmetic number, because the mean of its divisors is an integer number (836193853).

Almost surely, 2^3344465521 is an apocalyptic number.

It is an amenable number.

3344465521 is a deficient number, since it is larger than the sum of its proper divisors (309891).

3344465521 is a wasteful number, since it uses less digits than its factorization.

3344465521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309890.

The product of its digits is 172800, while the sum is 37.

The square root of 3344465521 is about 57831.3541342411. The cubic root of 3344465521 is about 1495.4626623651.

The spelling of 3344465521 in words is "three billion, three hundred forty-four million, four hundred sixty-five thousand, five hundred twenty-one".