1697144 has 16 divisors (see below), whose sum is σ = 3369600. Its totient is φ = 798592.

The previous prime is 1697107. The next prime is 1697149. The reversal of 1697144 is 4417961.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 1697144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1697149) 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, 6104 + ... + 6375.

It is an arithmetic number, because the mean of its divisors is an integer number (210600).

2^1697144 is an apocalyptic number.

It is an amenable number.

1697144 is a deficient number, since it is larger than the sum of its proper divisors (1672456).

1697144 is a wasteful number, since it uses less digits than its factorization.

1697144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12502 (or 12498 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 1697144 is about 1302.7447946547. The cubic root of 1697144 is about 119.2814466714.

The spelling of 1697144 in words is "one million, six hundred ninety-seven thousand, one hundred forty-four".