663026342 has 8 divisors (see below), whose sum is σ = 1084952232. Its totient is φ = 301375600.

The previous prime is 663026341. The next prime is 663026383. The reversal of 663026342 is 243620366.

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

It is a junction number, because it is equal to n+sod(n) for n = 663026299 and 663026308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663026341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15068759 + ... + 15068802.

It is an arithmetic number, because the mean of its divisors is an integer number (135619029).

Almost surely, 2^663026342 is an apocalyptic number.

663026342 is a deficient number, since it is larger than the sum of its proper divisors (421925890).

663026342 is a wasteful number, since it uses less digits than its factorization.

663026342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30137574.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 663026342 is about 25749.2978933407. The cubic root of 663026342 is about 871.9875035033.

The spelling of 663026342 in words is "six hundred sixty-three million, twenty-six thousand, three hundred forty-two".