1696506 has 32 divisors (see below), whose sum is σ = 4005888. Its totient is φ = 468720.

The previous prime is 1696501. The next prime is 1696511. The reversal of 1696506 is 6056961.

It is an interprime number because it is at equal distance from previous prime (1696501) and next prime (1696511).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1696501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651 + ... + 1953.

It is an arithmetic number, because the mean of its divisors is an integer number (125184).

2^1696506 is an apocalyptic number.

It is a pronic number, being equal to 1302×1303.

It is a practical number, because each smaller number is the sum of distinct divisors of 1696506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2002944).

1696506 is an abundant number, since it is smaller than the sum of its proper divisors (2309382).

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

1696506 is a wasteful number, since it uses less digits than its factorization.

1696506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 1696506 is about 1302.4999040307. The cubic root of 1696506 is about 119.2664978120.

The spelling of 1696506 in words is "one million, six hundred ninety-six thousand, five hundred six".