481340385 has 12 divisors (see below), whose sum is σ = 834323412. Its totient is φ = 256714848.

The previous prime is 481340381. The next prime is 481340399. The reversal of 481340385 is 583043184.

It can be written as a sum of positive squares in 2 ways, for example, as 357663744 + 123676641 = 18912^2 + 11121^2 .

It is not a de Polignac number, because 481340385 - 2² = 481340381 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481340381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5348182 + ... + 5348271.

It is an arithmetic number, because the mean of its divisors is an integer number (69526951).

Almost surely, 2^481340385 is an apocalyptic number.

481340385 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

481340385 is a deficient number, since it is larger than the sum of its proper divisors (352983027).

481340385 is a wasteful number, since it uses less digits than its factorization.

481340385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10696464 (or 10696461 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 481340385 is about 21939.4709371033. The cubic root of 481340385 is about 783.7016605947.

The spelling of 481340385 in words is "four hundred eighty-one million, three hundred forty thousand, three hundred eighty-five".