1704001 has 16 divisors (see below), whose sum is σ = 1975680. Its totient is φ = 1457280.

The previous prime is 1703993. The next prime is 1704023. The reversal of 1704001 is 1004071.

It is not a de Polignac number, because 1704001 - 2³ = 1703993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1704041) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12190 + ... + 12328.

It is an arithmetic number, because the mean of its divisors is an integer number (123480).

2^1704001 is an apocalyptic number.

1704001 is the 1066-th pentagonal number.

It is an amenable number.

1704001 is a deficient number, since it is larger than the sum of its proper divisors (271679).

1704001 is a wasteful number, since it uses less digits than its factorization.

1704001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 1704001 is about 1305.3738927985. The cubic root of 1704001 is about 119.4418757615.

Adding to 1704001 its reverse (1004071), we get a palindrome (2708072).

The spelling of 1704001 in words is "one million, seven hundred four thousand, one".