632009 has 16 divisors (see below), whose sum is σ = 787968. Its totient is φ = 494592.

The previous prime is 631993. The next prime is 632029. The reversal of 632009 is 900236.

It is a happy number.

It is not a de Polignac number, because 632009 - 2⁴ = 631993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (632029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5537 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (49248).

2⁶³²⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

632009 is a deficient number, since it is larger than the sum of its proper divisors (155959).

632009 is a wasteful number, since it uses less digits than its factorization.

632009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 632009 is about 794.9899370432. The cubic root of 632009 is about 85.8172158969.

The spelling of 632009 in words is "six hundred thirty-two thousand, nine".