1521481848 has 32 divisors (see below), whose sum is σ = 4003900800. Its totient is φ = 480467808.

The previous prime is 1521481823. The next prime is 1521481853. The reversal of 1521481848 is 8481841251.

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 in 7 ways as a sum of consecutive naturals, for example, 1667836 + ... + 1668747.

It is an arithmetic number, because the mean of its divisors is an integer number (125121900).

Almost surely, 2^1521481848 is an apocalyptic number.

It is an amenable number.

1521481848 is an abundant number, since it is smaller than the sum of its proper divisors (2482418952).

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

1521481848 is a wasteful number, since it uses less digits than its factorization.

1521481848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336611 (or 3336607 counting only the distinct ones).

The product of its digits is 81920, while the sum is 42.

The square root of 1521481848 is about 39006.1770492828. The cubic root of 1521481848 is about 1150.1529344183.

The spelling of 1521481848 in words is "one billion, five hundred twenty-one million, four hundred eighty-one thousand, eight hundred forty-eight".