1674432 has 140 divisors (see below), whose sum is σ = 5532120. Its totient is φ = 497664.

The previous prime is 1674391. The next prime is 1674433. The reversal of 1674432 is 2344761.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 6.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 1674396 and 1674405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674433) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 88119 + ... + 88137.

2^1674432 is an apocalyptic number.

1674432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1674432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2766060).

1674432 is an abundant number, since it is smaller than the sum of its proper divisors (3857688).

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

1674432 is a wasteful number, since it uses less digits than its factorization.

1674432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60 (or 41 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 1674432 is about 1293.9984544040. The cubic root of 1674432 is about 118.7469613258.

The spelling of 1674432 in words is "one million, six hundred seventy-four thousand, four hundred thirty-two".