581470066 has 8 divisors (see below), whose sum is σ = 875424384. Its totient is φ = 289661940.

The previous prime is 581470051. The next prime is 581470081. The reversal of 581470066 is 660074185.

It is an interprime number because it is at equal distance from previous prime (581470051) and next prime (581470081).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535870 + ... + 536953.

It is an arithmetic number, because the mean of its divisors is an integer number (109428048).

Almost surely, 2^581470066 is an apocalyptic number.

581470066 is a deficient number, since it is larger than the sum of its proper divisors (293954318).

581470066 is a wasteful number, since it uses less digits than its factorization.

581470066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073096.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 581470066 is about 24113.6904268094. The cubic root of 581470066 is about 834.6590770016.

The spelling of 581470066 in words is "five hundred eighty-one million, four hundred seventy thousand, sixty-six".