66093801 has 8 divisors (see below), whose sum is σ = 88437600. Its totient is φ = 43906272.

The previous prime is 66093787. The next prime is 66093817. The reversal of 66093801 is 10839066.

66093801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 66093801 - 2⁶ = 66093737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66093101) 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 7 ways as a sum of consecutive naturals, for example, 38076 + ... + 39773.

It is an arithmetic number, because the mean of its divisors is an integer number (11054700).

Almost surely, 2^66093801 is an apocalyptic number.

It is an amenable number.

66093801 is a deficient number, since it is larger than the sum of its proper divisors (22343799).

66093801 is a wasteful number, since it uses less digits than its factorization.

66093801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78135.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 66093801 is about 8129.8094073601. The cubic root of 66093801 is about 404.3153621199.

The spelling of 66093801 in words is "sixty-six million, ninety-three thousand, eight hundred one".