1696387 has 8 divisors (see below), whose sum is σ = 2115072. Its totient is φ = 1321800.

The previous prime is 1696369. The next prime is 1696391. The reversal of 1696387 is 7836961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1696387 - 2⁷ = 1696259 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1696327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10939 + ... + 11092.

It is an arithmetic number, because the mean of its divisors is an integer number (264384).

2^1696387 is an apocalyptic number.

1696387 is a deficient number, since it is larger than the sum of its proper divisors (418685).

1696387 is a wasteful number, since it uses less digits than its factorization.

1696387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22049.

The product of its digits is 54432, while the sum is 40.

The square root of 1696387 is about 1302.4542218443. The cubic root of 1696387 is about 119.2637091304.

It can be divided in two parts, 169 and 6387, that added together give a palindrome (6556).

The spelling of 1696387 in words is "one million, six hundred ninety-six thousand, three hundred eighty-seven".