1481873532 has 144 divisors (see below), whose sum is σ = 3854301696. Its totient is φ = 441936000.

The previous prime is 1481873531. The next prime is 1481873557. The reversal of 1481873532 is 2353781841.

Its product of digits (161280) is a multiple of the sum of its prime factors (280).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481873531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9813657 + ... + 9813807.

It is an arithmetic number, because the mean of its divisors is an integer number (26765984).

Almost surely, 2^1481873532 is an apocalyptic number.

1481873532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1481873532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1927150848).

1481873532 is an abundant number, since it is smaller than the sum of its proper divisors (2372428164).

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

1481873532 is a wasteful number, since it uses less digits than its factorization.

1481873532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280 (or 247 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 1481873532 is about 38495.1104947109. The cubic root of 1481873532 is about 1140.0845151254.

The spelling of 1481873532 in words is "one billion, four hundred eighty-one million, eight hundred seventy-three thousand, five hundred thirty-two".