1696469 has 4 divisors (see below), whose sum is σ = 1711596. Its totient is φ = 1681344.

The previous prime is 1696463. The next prime is 1696493. The reversal of 1696469 is 9646961.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 508369 + 1188100 = 713^2 + 1090^2 .

It is a cyclic number.

It is not a de Polignac number, because 1696469 - 2⁸ = 1696213 is a prime.

It is a super-2 number, since 2×1696469² = 5756014135922, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1696463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7394 + ... + 7619.

It is an arithmetic number, because the mean of its divisors is an integer number (427899).

2^1696469 is an apocalyptic number.

It is an amenable number.

1696469 is a deficient number, since it is larger than the sum of its proper divisors (15127).

1696469 is a wasteful number, since it uses less digits than its factorization.

1696469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15126.

The product of its digits is 69984, while the sum is 41.

The square root of 1696469 is about 1302.4857004973. The cubic root of 1696469 is about 119.2656307569.

The spelling of 1696469 in words is "one million, six hundred ninety-six thousand, four hundred sixty-nine".