874638 has 20 divisors (see below), whose sum is σ = 1960200. Its totient is φ = 291492.

The previous prime is 874637. The next prime is 874639. The reversal of 874638 is 836478.

874638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (874637) and next prime (874639).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874637) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2538 + ... + 2861.

It is an arithmetic number, because the mean of its divisors is an integer number (98010).

2⁸⁷⁴⁶³⁸ is an apocalyptic number.

874638 is an abundant number, since it is smaller than the sum of its proper divisors (1085562).

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

874638 is a wasteful number, since it uses less digits than its factorization.

874638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5413 (or 5404 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 874638 is about 935.2208295371. The cubic root of 874638 is about 95.6333672033.

The spelling of 874638 in words is "eight hundred seventy-four thousand, six hundred thirty-eight".