1697696 has 96 divisors (see below), whose sum is σ = 4572288. Its totient is φ = 599040.

The previous prime is 1697677. The next prime is 1697701. The reversal of 1697696 is 6967961.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32006 + ... + 32058.

It is an arithmetic number, because the mean of its divisors is an integer number (47628).

2^1697696 is an apocalyptic number.

1697696 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 1697696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2286144).

1697696 is an abundant number, since it is smaller than the sum of its proper divisors (2874592).

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

1697696 is a wasteful number, since it uses less digits than its factorization.

1697696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 86 counting only the distinct ones).

The product of its digits is 122472, while the sum is 44.

The square root of 1697696 is about 1302.9566378050. The cubic root of 1697696 is about 119.2943774581.

The spelling of 1697696 in words is "one million, six hundred ninety-seven thousand, six hundred ninety-six".