51466086 has 24 divisors (see below), whose sum is σ = 127440144. Its totient is φ = 14704560.

The previous prime is 51466073. The next prime is 51466087. The reversal of 51466086 is 68066415.

51466086 is a `hidden beast` number, since 5 + 1 + 46 + 608 + 6 = 666.

51466086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 51466086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51466087) 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 11 ways as a sum of consecutive naturals, for example, 204105 + ... + 204356.

It is an arithmetic number, because the mean of its divisors is an integer number (5310006).

Almost surely, 2^51466086 is an apocalyptic number.

51466086 is an abundant number, since it is smaller than the sum of its proper divisors (75974058).

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

51466086 is a wasteful number, since it uses less digits than its factorization.

51466086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408476 (or 408473 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 51466086 is about 7173.9867577240. The cubic root of 51466086 is about 371.9692569113.

The spelling of 51466086 in words is "fifty-one million, four hundred sixty-six thousand, eighty-six".