1674864 has 40 divisors (see below), whose sum is σ = 4808720. Its totient is φ = 558144.

The previous prime is 1674847. The next prime is 1674887. The reversal of 1674864 is 4684761.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a nialpdrome in base 6.

It is a zygodrome in base 2 and base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1507 + ... + 2370.

It is an arithmetic number, because the mean of its divisors is an integer number (120218).

2^1674864 is an apocalyptic number.

It is an amenable number.

1674864 is an abundant number, since it is smaller than the sum of its proper divisors (3133856).

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

1674864 is a wasteful number, since it uses less digits than its factorization.

1674864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3894 (or 3882 counting only the distinct ones).

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

The square root of 1674864 is about 1294.1653681041. The cubic root of 1674864 is about 118.7571726046.

The spelling of 1674864 in words is "one million, six hundred seventy-four thousand, eight hundred sixty-four".