481231632 has 80 divisors (see below), whose sum is σ = 1425400832. Its totient is φ = 137047680.

The previous prime is 481231609. The next prime is 481231643. The reversal of 481231632 is 236132184.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 481231632.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109053 + ... + 113379.

Almost surely, 2^481231632 is an apocalyptic number.

481231632 is a gapful number since it is divisible by the number (42) 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 481231632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712700416).

481231632 is an abundant number, since it is smaller than the sum of its proper divisors (944169200).

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

481231632 is a wasteful number, since it uses less digits than its factorization.

481231632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4676 (or 4670 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 481231632 is about 21936.9923189119. The cubic root of 481231632 is about 783.6426335326.

The spelling of 481231632 in words is "four hundred eighty-one million, two hundred thirty-one thousand, six hundred thirty-two".