481628 has 24 divisors (see below), whose sum is σ = 978432. Its totient is φ = 203184.

The previous prime is 481619. The next prime is 481633. The reversal of 481628 is 826184.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 481628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2801 + ... + 2967.

It is an arithmetic number, because the mean of its divisors is an integer number (40768).

2⁴⁸¹⁶²⁸ is an apocalyptic number.

It is an amenable number.

481628 is an abundant number, since it is smaller than the sum of its proper divisors (496804).

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

481628 is a wasteful number, since it uses less digits than its factorization.

481628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281 (or 279 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 481628 is about 693.9942362873. The cubic root of 481628 is about 78.3857724425.

The spelling of 481628 in words is "four hundred eighty-one thousand, six hundred twenty-eight".