481690 has 32 divisors (see below), whose sum is σ = 984960. Its totient is φ = 168000.

The previous prime is 481681. The next prime is 481693. The reversal of 481690 is 96184.

481690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×481690² = 464050512200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (481693) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3115 + ... + 3265.

It is an arithmetic number, because the mean of its divisors is an integer number (30780).

2⁴⁸¹⁶⁹⁰ is an apocalyptic number.

481690 is an abundant number, since it is smaller than the sum of its proper divisors (503270).

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

481690 is a wasteful number, since it uses less digits than its factorization.

481690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 481690 is about 694.0389038087. The cubic root of 481690 is about 78.3891358332.

The spelling of 481690 in words is "four hundred eighty-one thousand, six hundred ninety".