481445 has 4 divisors (see below), whose sum is σ = 577740. Its totient is φ = 385152.

The previous prime is 481433. The next prime is 481447. The reversal of 481445 is 544184.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 229441 + 252004 = 479^2 + 502^2 .

It is a cyclic number.

It is not a de Polignac number, because 481445 - 2¹⁴ = 465061 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481445.

It is not an unprimeable number, because it can be changed into a prime (481447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48140 + ... + 48149.

It is an arithmetic number, because the mean of its divisors is an integer number (144435).

2⁴⁸¹⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

481445 is a deficient number, since it is larger than the sum of its proper divisors (96295).

481445 is an equidigital number, since it uses as much as digits as its factorization.

481445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96294.

The product of its digits is 2560, while the sum is 26.

The square root of 481445 is about 693.8623782855. The cubic root of 481445 is about 78.3758433316.

The spelling of 481445 in words is "four hundred eighty-one thousand, four hundred forty-five".