663029 has 4 divisors (see below), whose sum is σ = 677184. Its totient is φ = 648876.

The previous prime is 663007. The next prime is 663031. The reversal of 663029 is 920366.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 663029 - 2⁸ = 662773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 662989 and 663007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663049) 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, 7007 + ... + 7100.

It is an arithmetic number, because the mean of its divisors is an integer number (169296).

2⁶⁶³⁰²⁹ is an apocalyptic number.

It is an amenable number.

663029 is a deficient number, since it is larger than the sum of its proper divisors (14155).

663029 is a wasteful number, since it uses less digits than its factorization.

663029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14154.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 663029 is about 814.2659270779. The cubic root of 663029 is about 87.1988668736.

The spelling of 663029 in words is "six hundred sixty-three thousand, twenty-nine".