663067 has 8 divisors (see below), whose sum is σ = 700416. Its totient is φ = 626472.

The previous prime is 663053. The next prime is 663071. The reversal of 663067 is 760366.

663067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 663067 - 2⁷ = 662939 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (663007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2808 + ... + 3034.

It is an arithmetic number, because the mean of its divisors is an integer number (87552).

2⁶⁶³⁰⁶⁷ is an apocalyptic number.

663067 is a deficient number, since it is larger than the sum of its proper divisors (37349).

663067 is a wasteful number, since it uses less digits than its factorization.

663067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 663067 is about 814.2892606439. The cubic root of 663067 is about 87.2005327100.

The spelling of 663067 in words is "six hundred sixty-three thousand, sixty-seven".