258003 has 12 divisors (see below), whose sum is σ = 377520. Its totient is φ = 169776.

The previous prime is 257993. The next prime is 258019. The reversal of 258003 is 300852.

It is not a de Polignac number, because 258003 - 2⁴ = 257987 is a prime.

It is a super-3 number, since 3×258003³ = 51522333248898081, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (258023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 850 + ... + 1112.

It is an arithmetic number, because the mean of its divisors is an integer number (31460).

2²⁵⁸⁰⁰³ is an apocalyptic number.

258003 is a deficient number, since it is larger than the sum of its proper divisors (119517).

258003 is a wasteful number, since it uses less digits than its factorization.

258003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 258003 is about 507.9399570815. The cubic root of 258003 is about 63.6612143511.

Adding to 258003 its reverse (300852), we get a palindrome (558855).

Subtracting 258003 from its reverse (300852), we obtain a square (42849 = 207²).

The spelling of 258003 in words is "two hundred fifty-eight thousand, three".