3430403421 has 4 divisors (see below), whose sum is σ = 4573871232. Its totient is φ = 2286935612.

The previous prime is 3430403377. The next prime is 3430403437. The reversal of 3430403421 is 1243040343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3430403421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3430403391 and 3430403400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3430401421) 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, 571733901 + ... + 571733906.

It is an arithmetic number, because the mean of its divisors is an integer number (1143467808).

Almost surely, 2^3430403421 is an apocalyptic number.

It is an amenable number.

3430403421 is a deficient number, since it is larger than the sum of its proper divisors (1143467811).

3430403421 is a wasteful number, since it uses less digits than its factorization.

3430403421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143467810.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 3430403421 is about 58569.6459012687. The cubic root of 3430403421 is about 1508.1634061600.

Adding to 3430403421 its reverse (1243040343), we get a palindrome (4673443764).

It can be divided in two parts, 343040342 and 1, that added together give a palindrome (343040343).

The spelling of 3430403421 in words is "three billion, four hundred thirty million, four hundred three thousand, four hundred twenty-one".