1447855860 has 96 divisors (see below), whose sum is σ = 4655347200. Its totient is φ = 332519040.

The previous prime is 1447855817. The next prime is 1447855861. The reversal of 1447855860 is 685587441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1447855861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45190 + ... + 70269.

It is an arithmetic number, because the mean of its divisors is an integer number (48493200).

Almost surely, 2^1447855860 is an apocalyptic number.

1447855860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1447855860 is an abundant number, since it is smaller than the sum of its proper divisors (3207491340).

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

1447855860 is a wasteful number, since it uses less digits than its factorization.

1447855860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115501 (or 115499 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 48.

The square root of 1447855860 is about 38050.7011761938. The cubic root of 1447855860 is about 1131.2930247873.

It can be divided in two parts, 14 and 47855860, that added together give a palindrome (47855874).

The spelling of 1447855860 in words is "one billion, four hundred forty-seven million, eight hundred fifty-five thousand, eight hundred sixty".