1673536 has 28 divisors (see below), whose sum is σ = 3373120. Its totient is φ = 823680.

The previous prime is 1673527. The next prime is 1673543. The reversal of 1673536 is 6353761.

It is a pancake number, because a pancake can be divided into 1673536 parts by 1829 straight cuts.

It is a junction number, because it is equal to n+sod(n) for n = 1673498 and 1673507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4891 + ... + 5221.

2^1673536 is an apocalyptic number.

1673536 is a gapful number since it is divisible by the number (16) 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 1673536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686560).

1673536 is an abundant number, since it is smaller than the sum of its proper divisors (1699584).

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

1673536 is an equidigital number, since it uses as much as digits as its factorization.

1673536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 412 counting only the distinct ones).

The product of its digits is 11340, while the sum is 31.

The square root of 1673536 is about 1293.6521943707. The cubic root of 1673536 is about 118.7257767766.

It can be divided in two parts, 1673 and 536, that added together give a square (2209 = 47²).

The spelling of 1673536 in words is "one million, six hundred seventy-three thousand, five hundred thirty-six".