3423205512 has 24 divisors (see below), whose sum is σ = 9271181790. Its totient is φ = 1141068480.

The previous prime is 3423205507. The next prime is 3423205517. The reversal of 3423205512 is 2155023243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3423205507) and next prime (3423205517).

It can be written as a sum of positive squares in only one way, i.e., 2833007076 + 590198436 = 53226^2 + 24294^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×3423205512³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3423205517) 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 in 5 ways as a sum of consecutive naturals, for example, 23772189 + ... + 23772332.

Almost surely, 2^3423205512 is an apocalyptic number.

It is an amenable number.

3423205512 is an abundant number, since it is smaller than the sum of its proper divisors (5847976278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3423205512 is a wasteful number, since it uses less digits than its factorization.

3423205512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47544533 (or 47544526 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3423205512 is about 58508.1661992580. The cubic root of 3423205512 is about 1507.1078233653.

Adding to 3423205512 its reverse (2155023243), we get a palindrome (5578228755).

The spelling of 3423205512 in words is "three billion, four hundred twenty-three million, two hundred five thousand, five hundred twelve".