632447 has 2 divisors, whose sum is σ = 632448. Its totient is φ = 632446.

The previous prime is 632393. The next prime is 632459. The reversal of 632447 is 744236.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 632447 - 2¹⁶ = 566911 is a prime.

It is a Chen prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316223 + 316224.

It is an arithmetic number, because the mean of its divisors is an integer number (316224).

2⁶³²⁴⁴⁷ is an apocalyptic number.

632447 is a deficient number, since it is larger than the sum of its proper divisors (1).

632447 is an equidigital number, since it uses as much as digits as its factorization.

632447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 26.

The square root of 632447 is about 795.2653645168. The cubic root of 632447 is about 85.8370358998.

The spelling of 632447 in words is "six hundred thirty-two thousand, four hundred forty-seven".