66354852 has 12 divisors (see below), whose sum is σ = 154828016. Its totient is φ = 22118280.

The previous prime is 66354829. The next prime is 66354863. The reversal of 66354852 is 25845366.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 66354852.

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, 2764774 + ... + 2764797.

Almost surely, 2^66354852 is an apocalyptic number.

It is an amenable number.

66354852 is an abundant number, since it is smaller than the sum of its proper divisors (88473164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66354852 is a wasteful number, since it uses less digits than its factorization.

66354852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529578 (or 5529576 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 66354852 is about 8145.8487587237. The cubic root of 66354852 is about 404.8469716021.

The spelling of 66354852 in words is "sixty-six million, three hundred fifty-four thousand, eight hundred fifty-two".