632158 has 8 divisors (see below), whose sum is σ = 960480. Its totient is φ = 312000.

The previous prime is 632153. The next prime is 632189. The reversal of 632158 is 851236.

It is a happy number.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 632158.

It is not an unprimeable number, because it can be changed into a prime (632153) by changing a digit.

632158 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 1843 + ... + 2158.

It is an arithmetic number, because the mean of its divisors is an integer number (120060).

2⁶³²¹⁵⁸ is an apocalyptic number.

632158 is a deficient number, since it is larger than the sum of its proper divisors (328322).

632158 is a wasteful number, since it uses less digits than its factorization.

632158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082.

The product of its digits is 1440, while the sum is 25.

The square root of 632158 is about 795.0836433986. The cubic root of 632158 is about 85.8239593454.

It can be divided in two parts, 632 and 158, that multiplied together give a square (99856 = 316²).

The spelling of 632158 in words is "six hundred thirty-two thousand, one hundred fifty-eight".