632291 has 8 divisors (see below), whose sum is σ = 705024. Its totient is φ = 562120.

The previous prime is 632273. The next prime is 632297. The reversal of 632291 is 192236.

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

It is not a de Polignac number, because 632291 - 2⁶ = 632227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (632297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (88128).

2⁶³²²⁹¹ is an apocalyptic number.

632291 is a deficient number, since it is larger than the sum of its proper divisors (72733).

632291 is a wasteful number, since it uses less digits than its factorization.

632291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281.

The product of its digits is 648, while the sum is 23.

The square root of 632291 is about 795.1672779988. The cubic root of 632291 is about 85.8299777702.

The spelling of 632291 in words is "six hundred thirty-two thousand, two hundred ninety-one".