258963 has 8 divisors (see below), whose sum is σ = 354768. Its totient is φ = 167904.

The previous prime is 258959. The next prime is 258967. The reversal of 258963 is 369852.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (258959) and next prime (258967).

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

It is not a de Polignac number, because 258963 - 2² = 258959 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (258967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (44346).

2²⁵⁸⁹⁶³ is an apocalyptic number.

258963 is a deficient number, since it is larger than the sum of its proper divisors (95805).

258963 is a wasteful number, since it uses less digits than its factorization.

258963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373.

The product of its digits is 12960, while the sum is 33.

The square root of 258963 is about 508.8840732426. The cubic root of 258963 is about 63.7400753485.

Subtracting 258963 from its reverse (369852), we obtain a square (110889 = 333²).

It can be divided in two parts, 258 and 963, that added together give a palindrome (1221).

The spelling of 258963 in words is "two hundred fifty-eight thousand, nine hundred sixty-three".