1421704608 has 48 divisors (see below), whose sum is σ = 3738480480. Its totient is φ = 473075456.

The previous prime is 1421704597. The next prime is 1421704631. The reversal of 1421704608 is 8064071241.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43738 + ... + 68966.

It is an arithmetic number, because the mean of its divisors is an integer number (77885010).

Almost surely, 2^1421704608 is an apocalyptic number.

It is an amenable number.

1421704608 is an abundant number, since it is smaller than the sum of its proper divisors (2316775872).

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

1421704608 is a wasteful number, since it uses less digits than its factorization.

1421704608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25829 (or 25821 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 1421704608 is about 37705.4983788837. The cubic root of 1421704608 is about 1124.4404415325.

Adding to 1421704608 its reverse (8064071241), we get a palindrome (9485775849).

The spelling of 1421704608 in words is "one billion, four hundred twenty-one million, seven hundred four thousand, six hundred eight".