66896146 has 8 divisors (see below), whose sum is σ = 100470384. Its totient is φ = 33406020.

The previous prime is 66896143. The next prime is 66896149. The reversal of 66896146 is 64169866.

66896146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66896143) and next prime (66896149).

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

It is a junction number, because it is equal to n+sod(n) for n = 66896096 and 66896105.

It is not an unprimeable number, because it can be changed into a prime (66896143) 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 3 ways as a sum of consecutive naturals, for example, 19000 + ... + 22243.

It is an arithmetic number, because the mean of its divisors is an integer number (12558798).

Almost surely, 2^66896146 is an apocalyptic number.

66896146 is a deficient number, since it is larger than the sum of its proper divisors (33574238).

66896146 is a wasteful number, since it uses less digits than its factorization.

66896146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42056.

The product of its digits is 373248, while the sum is 46.

The square root of 66896146 is about 8179.0064188751. The cubic root of 66896146 is about 405.9448467874.

The spelling of 66896146 in words is "sixty-six million, eight hundred ninety-six thousand, one hundred forty-six".