66258282 has 64 divisors (see below), whose sum is σ = 149299200. Its totient is φ = 19480320.

The previous prime is 66258281. The next prime is 66258287. The reversal of 66258282 is 28285266.

It is a self number, because there is not a number n which added to its sum of digits gives 66258282.

It is not an unprimeable number, because it can be changed into a prime (66258281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 346807 + ... + 346997.

It is an arithmetic number, because the mean of its divisors is an integer number (2332800).

Almost surely, 2^66258282 is an apocalyptic number.

66258282 is an abundant number, since it is smaller than the sum of its proper divisors (83040918).

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

66258282 is a wasteful number, since it uses less digits than its factorization.

66258282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411.

The product of its digits is 92160, while the sum is 39.

The square root of 66258282 is about 8139.9190413664. The cubic root of 66258282 is about 404.6504772867.

The spelling of 66258282 in words is "sixty-six million, two hundred fifty-eight thousand, two hundred eighty-two".