66952366 has 8 divisors (see below), whose sum is σ = 108153864. Its totient is φ = 30901080.

The previous prime is 66952357. The next prime is 66952399. The reversal of 66952366 is 66325966.

It is a happy number.

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

It is a congruent number.

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, 1287520 + ... + 1287571.

It is an arithmetic number, because the mean of its divisors is an integer number (13519233).

Almost surely, 2^66952366 is an apocalyptic number.

66952366 is a deficient number, since it is larger than the sum of its proper divisors (41201498).

66952366 is a wasteful number, since it uses less digits than its factorization.

66952366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575106.

The product of its digits is 349920, while the sum is 43.

The square root of 66952366 is about 8182.4425448640. The cubic root of 66952366 is about 406.0585345971.

It can be divided in two parts, 669 and 52366, that added together give a palindrome (53035).

The spelling of 66952366 in words is "sixty-six million, nine hundred fifty-two thousand, three hundred sixty-six".