1704672 has 48 divisors (see below), whose sum is σ = 4974480. Its totient is φ = 567936.

The previous prime is 1704671. The next prime is 1704673. The reversal of 1704672 is 2764071.

It is an interprime number because it is at equal distance from previous prime (1704671) and next prime (1704673).

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1704671) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 123 + ... + 1850.

It is an arithmetic number, because the mean of its divisors is an integer number (103635).

2^1704672 is an apocalyptic number.

1704672 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 1704672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2487240).

1704672 is an abundant number, since it is smaller than the sum of its proper divisors (3269808).

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

1704672 is a wasteful number, since it uses less digits than its factorization.

1704672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992 (or 1978 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 1704672 is about 1305.6308819877. The cubic root of 1704672 is about 119.4575516093.

1704672 divided by its sum of digits (27) gives a palindrome (63136).

The spelling of 1704672 in words is "one million, seven hundred four thousand, six hundred seventy-two".