663333742 has 16 divisors (see below), whose sum is σ = 999594000. Its totient is φ = 330140160.

The previous prime is 663333739. The next prime is 663333763. The reversal of 663333742 is 247333366.

It is a congruent number.

It is an unprimeable number.

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, 619984 + ... + 621052.

It is an arithmetic number, because the mean of its divisors is an integer number (62474625).

Almost surely, 2^663333742 is an apocalyptic number.

663333742 is a deficient number, since it is larger than the sum of its proper divisors (336260258).

663333742 is a wasteful number, since it uses less digits than its factorization.

663333742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211.

The product of its digits is 163296, while the sum is 37.

The square root of 663333742 is about 25755.2662964296. The cubic root of 663333742 is about 872.1222430186.

The spelling of 663333742 in words is "six hundred sixty-three million, three hundred thirty-three thousand, seven hundred forty-two".