874458 has 48 divisors (see below), whose sum is σ = 2116296. Its totient is φ = 259200.

The previous prime is 874457. The next prime is 874459. The reversal of 874458 is 854478.

It is an interprime number because it is at equal distance from previous prime (874457) and next prime (874459).

It can be written as a sum of positive squares in 4 ways, for example, as 870489 + 3969 = 933^2 + 63^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (874457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8608 + ... + 8708.

2⁸⁷⁴⁴⁵⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 874458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058148).

874458 is an abundant number, since it is smaller than the sum of its proper divisors (1241838).

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

874458 is a wasteful number, since it uses less digits than its factorization.

874458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 156 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 874458 is about 935.1245906295. The cubic root of 874458 is about 95.6268063224.

The spelling of 874458 in words is "eight hundred seventy-four thousand, four hundred fifty-eight".