1696988 has 6 divisors (see below), whose sum is σ = 2969736. Its totient is φ = 848492.

The previous prime is 1696979. The next prime is 1697027. The reversal of 1696988 is 8896961.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212120 + ... + 212127.

It is an arithmetic number, because the mean of its divisors is an integer number (494956).

2^1696988 is an apocalyptic number.

It is an amenable number.

1696988 is a deficient number, since it is larger than the sum of its proper divisors (1272748).

1696988 is a wasteful number, since it uses less digits than its factorization.

1696988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424251 (or 424249 counting only the distinct ones).

The product of its digits is 186624, while the sum is 47.

The square root of 1696988 is about 1302.6849196947. The cubic root of 1696988 is about 119.2777918105.

The spelling of 1696988 in words is "one million, six hundred ninety-six thousand, nine hundred eighty-eight".