663239352 has 16 divisors (see below), whose sum is σ = 1658098440. Its totient is φ = 221079776.

The previous prime is 663239341. The next prime is 663239359. The reversal of 663239352 is 253932366.

It is a self number, because there is not a number n which added to its sum of digits gives 663239352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663239359) 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, 13817463 + ... + 13817510.

Almost surely, 2^663239352 is an apocalyptic number.

It is an amenable number.

663239352 is an abundant number, since it is smaller than the sum of its proper divisors (994859088).

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

663239352 is a wasteful number, since it uses less digits than its factorization.

663239352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27634982 (or 27634978 counting only the distinct ones).

The product of its digits is 174960, while the sum is 39.

The square root of 663239352 is about 25753.4337904676. The cubic root of 663239352 is about 872.0808744393.

The spelling of 663239352 in words is "six hundred sixty-three million, two hundred thirty-nine thousand, three hundred fifty-two".