53966966 has 8 divisors (see below), whose sum is σ = 80981640. Its totient is φ = 26973088.

The previous prime is 53966963. The next prime is 53966977. The reversal of 53966966 is 66966935.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53966963) 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, 7325 + ... + 12711.

It is an arithmetic number, because the mean of its divisors is an integer number (10122705).

Almost surely, 2^53966966 is an apocalyptic number.

53966966 is a deficient number, since it is larger than the sum of its proper divisors (27014674).

53966966 is a wasteful number, since it uses less digits than its factorization.

53966966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10398.

The product of its digits is 1574640, while the sum is 50.

The square root of 53966966 is about 7346.2212054906. The cubic root of 53966966 is about 377.8992247429.

The spelling of 53966966 in words is "fifty-three million, nine hundred sixty-six thousand, nine hundred sixty-six".