600066381 has 8 divisors (see below), whose sum is σ = 801339264. Its totient is φ = 399418880.

The previous prime is 600066377. The next prime is 600066409. The reversal of 600066381 is 183660006.

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

It is a cyclic number.

It is not a de Polignac number, because 600066381 - 2² = 600066377 is a prime.

It is a super-2 number, since 2×600066381² = 720159323212874322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (600066301) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 154101 + ... + 157946.

It is an arithmetic number, because the mean of its divisors is an integer number (100167408).

Almost surely, 2^600066381 is an apocalyptic number.

It is an amenable number.

600066381 is a deficient number, since it is larger than the sum of its proper divisors (201272883).

600066381 is a wasteful number, since it uses less digits than its factorization.

600066381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312691.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 600066381 is about 24496.2523868448. The cubic root of 600066381 is about 843.4637685457.

The spelling of 600066381 in words is "six hundred million, sixty-six thousand, three hundred eighty-one".