66334662 has 48 divisors (see below), whose sum is σ = 153419760. Its totient is φ = 20653056.

The previous prime is 66334627. The next prime is 66334669. The reversal of 66334662 is 26643366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66334669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23638 + ... + 26294.

It is an arithmetic number, because the mean of its divisors is an integer number (3196245).

Almost surely, 2^66334662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66334662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76709880).

66334662 is an abundant number, since it is smaller than the sum of its proper divisors (87085098).

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

66334662 is a wasteful number, since it uses less digits than its factorization.

66334662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757 (or 2754 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 66334662 is about 8144.6093828986. The cubic root of 66334662 is about 404.8059060820.

The spelling of 66334662 in words is "sixty-six million, three hundred thirty-four thousand, six hundred sixty-two".