66286296 has 64 divisors (see below), whose sum is σ = 184831200. Its totient is φ = 22011264.

The previous prime is 66286289. The next prime is 66286301. The reversal of 66286296 is 69268266.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85366 + ... + 86138.

Almost surely, 2^66286296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66286296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92415600).

66286296 is an abundant number, since it is smaller than the sum of its proper divisors (118544904).

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

66286296 is a wasteful number, since it uses less digits than its factorization.

66286296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1175 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 66286296 is about 8141.6396383038. The cubic root of 66286296 is about 404.7074979886.

The spelling of 66286296 in words is "sixty-six million, two hundred eighty-six thousand, two hundred ninety-six".