66436348 has 48 divisors (see below), whose sum is σ = 133539840. Its totient is φ = 28641600.

The previous prime is 66436313. The next prime is 66436373. The reversal of 66436348 is 84363466.

It is a self number, because there is not a number n which added to its sum of digits gives 66436348.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71833 + ... + 72751.

It is an arithmetic number, because the mean of its divisors is an integer number (2782080).

Almost surely, 2^66436348 is an apocalyptic number.

It is an amenable number.

66436348 is an abundant number, since it is smaller than the sum of its proper divisors (67103492).

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

66436348 is a wasteful number, since it uses less digits than its factorization.

66436348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018 (or 1016 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 66436348 is about 8150.8495262764. The cubic root of 66436348 is about 405.0126460513.

The spelling of 66436348 in words is "sixty-six million, four hundred thirty-six thousand, three hundred forty-eight".