66832001 has 8 divisors (see below), whose sum is σ = 69087744. Its totient is φ = 64582560.

The previous prime is 66831991. The next prime is 66832033. The reversal of 66832001 is 10023866.

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 66832001 - 2¹⁸ = 66569857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66832081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30980 + ... + 33066.

It is an arithmetic number, because the mean of its divisors is an integer number (8635968).

Almost surely, 2^66832001 is an apocalyptic number.

It is an amenable number.

66832001 is a deficient number, since it is larger than the sum of its proper divisors (2255743).

66832001 is a wasteful number, since it uses less digits than its factorization.

66832001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 66832001 is about 8175.0841585882. The cubic root of 66832001 is about 405.8150552573.

Adding to 66832001 its reverse (10023866), we get a palindrome (76855867).

The spelling of 66832001 in words is "sixty-six million, eight hundred thirty-two thousand, one".