1421675544 has 32 divisors (see below), whose sum is σ = 3565635840. Its totient is φ = 472365600.

The previous prime is 1421675537. The next prime is 1421675557. The reversal of 1421675544 is 4455761241.

It is a super-2 number, since 2×1421675544² = 4042322704815391872, 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87772 + ... + 102699.

It is an arithmetic number, because the mean of its divisors is an integer number (111426120).

Almost surely, 2^1421675544 is an apocalyptic number.

It is an amenable number.

1421675544 is an abundant number, since it is smaller than the sum of its proper divisors (2143960296).

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

1421675544 is a wasteful number, since it uses less digits than its factorization.

1421675544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190791 (or 190787 counting only the distinct ones).

The product of its digits is 134400, while the sum is 39.

The square root of 1421675544 is about 37705.1129689330. The cubic root of 1421675544 is about 1124.4327791438.

The spelling of 1421675544 in words is "one billion, four hundred twenty-one million, six hundred seventy-five thousand, five hundred forty-four".