1298258 has 24 divisors (see below), whose sum is σ = 2213568. Its totient is φ = 569712.

The previous prime is 1298221. The next prime is 1298261. The reversal of 1298258 is 8528921.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7691 + ... + 7857.

It is an arithmetic number, because the mean of its divisors is an integer number (92232).

2^1298258 is an apocalyptic number.

1298258 is a deficient number, since it is larger than the sum of its proper divisors (915310).

1298258 is a wasteful number, since it uses less digits than its factorization.

1298258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 205 counting only the distinct ones).

The product of its digits is 11520, while the sum is 35.

The square root of 1298258 is about 1139.4112514803. The cubic root of 1298258 is about 109.0905176333.

The spelling of 1298258 in words is "one million, two hundred ninety-eight thousand, two hundred fifty-eight".