858948 has 24 divisors (see below), whose sum is σ = 2069760. Its totient is φ = 276960.

The previous prime is 858943. The next prime is 858953. The reversal of 858948 is 849858.

It is an interprime number because it is at equal distance from previous prime (858943) and next prime (858953).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 858948.

It is not an unprimeable number, because it can be changed into a prime (858943) by changing a digit.

858948 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (86240).

2⁸⁵⁸⁹⁴⁸ is an apocalyptic number.

It is an amenable number.

858948 is an abundant number, since it is smaller than the sum of its proper divisors (1210812).

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

858948 is a wasteful number, since it uses less digits than its factorization.

858948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347 (or 2345 counting only the distinct ones).

The product of its digits is 92160, while the sum is 42.

The square root of 858948 is about 926.7944755986. The cubic root of 858948 is about 95.0580623823.

The spelling of 858948 in words is "eight hundred fifty-eight thousand, nine hundred forty-eight".