632869 has 4 divisors (see below), whose sum is σ = 640960. Its totient is φ = 624780.

The previous prime is 632857. The next prime is 632881. The reversal of 632869 is 968236.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (632857) and next prime (632881).

It is a cyclic number.

It is not a de Polignac number, because 632869 - 2¹⁵ = 600101 is a prime.

It is a super-2 number, since 2×632869² = 801046342322, which contains 22 as substring.

It is a Duffinian number.

632869 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3927 + ... + 4084.

It is an arithmetic number, because the mean of its divisors is an integer number (160240).

2⁶³²⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

632869 is a deficient number, since it is larger than the sum of its proper divisors (8091).

632869 is an equidigital number, since it uses as much as digits as its factorization.

632869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8090.

The product of its digits is 15552, while the sum is 34.

The square root of 632869 is about 795.5306405161. The cubic root of 632869 is about 85.8561232307.

The spelling of 632869 in words is "six hundred thirty-two thousand, eight hundred sixty-nine".