66206948 has 12 divisors (see below), whose sum is σ = 119599872. Its totient is φ = 32035560.

The previous prime is 66206941. The next prime is 66206953. The reversal of 66206948 is 84960266.

It is not an unprimeable number, because it can be changed into a prime (66206941) 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, 266840 + ... + 267087.

It is an arithmetic number, because the mean of its divisors is an integer number (9966656).

Almost surely, 2^66206948 is an apocalyptic number.

It is an amenable number.

66206948 is a deficient number, since it is larger than the sum of its proper divisors (53392924).

66206948 is a wasteful number, since it uses less digits than its factorization.

66206948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533962 (or 533960 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 66206948 is about 8136.7652049202. The cubic root of 66206948 is about 404.5459484953.

The spelling of 66206948 in words is "sixty-six million, two hundred six thousand, nine hundred forty-eight".