4481256928 has 12 divisors (see below), whose sum is σ = 8822474640. Its totient is φ = 2240628448.

The previous prime is 4481256883. The next prime is 4481256943. The reversal of 4481256928 is 8296521844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70019608 + ... + 70019671.

It is an arithmetic number, because the mean of its divisors is an integer number (735206220).

Almost surely, 2^4481256928 is an apocalyptic number.

It is an amenable number.

4481256928 is a deficient number, since it is larger than the sum of its proper divisors (4341217712).

4481256928 is a wasteful number, since it uses less digits than its factorization.

4481256928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140039289 (or 140039281 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 4481256928 is about 66942.1909411397. The cubic root of 4481256928 is about 1648.6682769029.

The spelling of 4481256928 in words is "four billion, four hundred eighty-one million, two hundred fifty-six thousand, nine hundred twenty-eight".