3421420434 has 24 divisors (see below), whose sum is σ = 7416864000. Its totient is φ = 1139890968.

The previous prime is 3421420427. The next prime is 3421420447. The reversal of 3421420434 is 4340241243.

It is a happy number.

3421420434 is a `hidden beast` number, since 3 + 421 + 4 + 204 + 34 = 666.

It is a super-2 number, since 2×3421420434² = 23412235572385496712, which contains 22 as substring.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 3421420398 and 3421420407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11562 + ... + 83525.

It is an arithmetic number, because the mean of its divisors is an integer number (309036000).

Almost surely, 2^3421420434 is an apocalyptic number.

3421420434 is an abundant number, since it is smaller than the sum of its proper divisors (3995443566).

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

3421420434 is a wasteful number, since it uses less digits than its factorization.

3421420434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97094 (or 97091 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 3421420434 is about 58492.9092625764. The cubic root of 3421420434 is about 1506.8458103897.

Adding to 3421420434 its reverse (4340241243), we get a palindrome (7761661677).

The spelling of 3421420434 in words is "three billion, four hundred twenty-one million, four hundred twenty thousand, four hundred thirty-four".