66367282 has 24 divisors (see below), whose sum is σ = 105014700. Its totient is φ = 31452960.

The previous prime is 66367277. The next prime is 66367291. The reversal of 66367282 is 28276366.

It can be written as a sum of positive squares in 2 ways, for example, as 46662561 + 19704721 = 6831^2 + 4439^2 .

It is a super-2 number, since 2×66367282² = 8809232240135048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157432 + ... + 157852.

Almost surely, 2^66367282 is an apocalyptic number.

66367282 is a deficient number, since it is larger than the sum of its proper divisors (38647418).

66367282 is a wasteful number, since it uses less digits than its factorization.

66367282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 595 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 66367282 is about 8146.6116883033. The cubic root of 66367282 is about 404.8722495007.

The spelling of 66367282 in words is "sixty-six million, three hundred sixty-seven thousand, two hundred eighty-two".