66024284 has 24 divisors (see below), whose sum is σ = 118843200. Its totient is φ = 32079296.

The previous prime is 66024251. The next prime is 66024319. The reversal of 66024284 is 48242066.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 66024284.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26834 + ... + 29190.

It is an arithmetic number, because the mean of its divisors is an integer number (4951800).

Almost surely, 2^66024284 is an apocalyptic number.

It is an amenable number.

66024284 is a deficient number, since it is larger than the sum of its proper divisors (52818916).

66024284 is a wasteful number, since it uses less digits than its factorization.

66024284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557 (or 2555 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 66024284 is about 8125.5328440663. The cubic root of 66024284 is about 404.1735603647.

The spelling of 66024284 in words is "sixty-six million, twenty-four thousand, two hundred eighty-four".