481266385 has 4 divisors (see below), whose sum is σ = 577519668. Its totient is φ = 385013104.

The previous prime is 481266361. The next prime is 481266389. The reversal of 481266385 is 583662184.

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 75203584 + 406062801 = 8672^2 + 20151^2 .

It is a cyclic number.

It is not a de Polignac number, because 481266385 - 2⁵ = 481266353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481266389) 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, 48126634 + ... + 48126643.

It is an arithmetic number, because the mean of its divisors is an integer number (144379917).

Almost surely, 2^481266385 is an apocalyptic number.

It is an amenable number.

481266385 is a deficient number, since it is larger than the sum of its proper divisors (96253283).

481266385 is an equidigital number, since it uses as much as digits as its factorization.

481266385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96253282.

The product of its digits is 276480, while the sum is 43.

The square root of 481266385 is about 21937.7844141107. The cubic root of 481266385 is about 783.6614971283.

The spelling of 481266385 in words is "four hundred eighty-one million, two hundred sixty-six thousand, three hundred eighty-five".