1696628 has 6 divisors (see below), whose sum is σ = 2969106. Its totient is φ = 848312.

The previous prime is 1696609. The next prime is 1696649. The reversal of 1696628 is 8266961.

It can be written as a sum of positive squares in only one way, i.e., 1607824 + 88804 = 1268^2 + 298^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1696591 and 1696600.

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, 212075 + ... + 212082.

It is an arithmetic number, because the mean of its divisors is an integer number (494851).

2^1696628 is an apocalyptic number.

It is an amenable number.

1696628 is a deficient number, since it is larger than the sum of its proper divisors (1272478).

1696628 is a wasteful number, since it uses less digits than its factorization.

1696628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424161 (or 424159 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 1696628 is about 1302.5467362057. The cubic root of 1696628 is about 119.2693566611.

The spelling of 1696628 in words is "one million, six hundred ninety-six thousand, six hundred twenty-eight".