3421423444 has 6 divisors (see below), whose sum is σ = 5987491034. Its totient is φ = 1710711720.

The previous prime is 3421423399. The next prime is 3421423459. The reversal of 3421423444 is 4443241243.

It can be written as a sum of positive squares in only one way, i.e., 2133331344 + 1288092100 = 46188^2 + 35890^2 .

It is a super-2 number, since 2×3421423444² = 23412276766305642272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 427677927 + ... + 427677934.

Almost surely, 2^3421423444 is an apocalyptic number.

It is an amenable number.

3421423444 is a deficient number, since it is larger than the sum of its proper divisors (2566067590).

3421423444 is a wasteful number, since it uses less digits than its factorization.

3421423444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855355865 (or 855355863 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

The square root of 3421423444 is about 58492.9349921852. The cubic root of 3421423444 is about 1506.8462522729.

Adding to 3421423444 its reverse (4443241243), we get a palindrome (7864664687).

The spelling of 3421423444 in words is "three billion, four hundred twenty-one million, four hundred twenty-three thousand, four hundred forty-four".