51066006 has 8 divisors (see below), whose sum is σ = 102132024. Its totient is φ = 17022000.

The previous prime is 51065981. The next prime is 51066007. The reversal of 51066006 is 60066015.

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

51066006 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51066007) 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, 4255495 + ... + 4255506.

It is an arithmetic number, because the mean of its divisors is an integer number (12766503).

Almost surely, 2^51066006 is an apocalyptic number.

51066006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51066006 is a wasteful number, since it uses less digits than its factorization.

51066006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8511006.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 51066006 is about 7146.0482785943. The cubic root of 51066006 is about 371.0028939795.

Subtracting 51066006 from its reverse (60066015), we obtain a palindrome (9000009).

The spelling of 51066006 in words is "fifty-one million, sixty-six thousand, six".