1671296 has 32 divisors (see below), whose sum is σ = 3635280. Its totient is φ = 759040.

The previous prime is 1671289. The next prime is 1671311. The reversal of 1671296 is 6921761.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815 + ... + 2001.

2^1671296 is an apocalyptic number.

1671296 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 1671296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1817640).

1671296 is an abundant number, since it is smaller than the sum of its proper divisors (1963984).

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

1671296 is a wasteful number, since it uses less digits than its factorization.

1671296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212 (or 1200 counting only the distinct ones).

The product of its digits is 4536, while the sum is 32.

The square root of 1671296 is about 1292.7861385395. The cubic root of 1671296 is about 118.6727823021.

The spelling of 1671296 in words is "one million, six hundred seventy-one thousand, two hundred ninety-six".