663027243 has 8 divisors (see below), whose sum is σ = 897231168. Its totient is φ = 435420744.

The previous prime is 663027229. The next prime is 663027263. The reversal of 663027243 is 342720366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 663027243 - 2⁴ = 663027227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (663027263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649121 + ... + 1649522.

It is an arithmetic number, because the mean of its divisors is an integer number (112153896).

Almost surely, 2^663027243 is an apocalyptic number.

663027243 is a deficient number, since it is larger than the sum of its proper divisors (234203925).

663027243 is a wasteful number, since it uses less digits than its factorization.

663027243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298713.

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 663027243 is about 25749.3153889574. The cubic root of 663027243 is about 871.9878984903.

The spelling of 663027243 in words is "six hundred sixty-three million, twenty-seven thousand, two hundred forty-three".