3512424421 has 6 divisors (see below), whose sum is σ = 3860764166. Its totient is φ = 3193113000.

The previous prime is 3512424413. The next prime is 3512424431. The reversal of 3512424421 is 1244242153.

It can be written as a sum of positive squares in only one way, i.e., 3316032225 + 196392196 = 57585^2 + 14014^2 .

It is not a de Polignac number, because 3512424421 - 2³ = 3512424413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3512424421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3512424401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14514030 + ... + 14514271.

Almost surely, 2^3512424421 is an apocalyptic number.

It is an amenable number.

3512424421 is a deficient number, since it is larger than the sum of its proper divisors (348339745).

3512424421 is a wasteful number, since it uses less digits than its factorization.

3512424421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29028323 (or 29028312 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 3512424421 is about 59265.7103306794. The cubic root of 3512424421 is about 1520.0889290364.

Adding to 3512424421 its reverse (1244242153), we get a palindrome (4756666574).

The spelling of 3512424421 in words is "three billion, five hundred twelve million, four hundred twenty-four thousand, four hundred twenty-one".