66208026 has 8 divisors (see below), whose sum is σ = 132416064. Its totient is φ = 22069340.

The previous prime is 66207931. The next prime is 66208057. The reversal of 66208026 is 62080266.

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

66208026 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 66207984 and 66208002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5517330 + ... + 5517341.

It is an arithmetic number, because the mean of its divisors is an integer number (16552008).

Almost surely, 2^66208026 is an apocalyptic number.

66208026 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.

66208026 is a wasteful number, since it uses less digits than its factorization.

66208026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11034676.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 66208026 is about 8136.8314471912. The cubic root of 66208026 is about 404.5481441268.

The spelling of 66208026 in words is "sixty-six million, two hundred eight thousand, twenty-six".