258396 has 24 divisors (see below), whose sum is σ = 614544. Its totient is φ = 84480.

The previous prime is 258389. The next prime is 258403. The reversal of 258396 is 693852.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (258389) and next prime (258403).

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 258396.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 556 + ... + 908.

It is an arithmetic number, because the mean of its divisors is an integer number (25606).

2²⁵⁸³⁹⁶ is an apocalyptic number.

It is an amenable number.

258396 is an abundant number, since it is smaller than the sum of its proper divisors (356148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258396 is a wasteful number, since it uses less digits than its factorization.

258396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 419 counting only the distinct ones).

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

The square root of 258396 is about 508.3266666230. The cubic root of 258396 is about 63.6935216819.

The spelling of 258396 in words is "two hundred fifty-eight thousand, three hundred ninety-six".