1897328 has 10 divisors (see below), whose sum is σ = 3676104. Its totient is φ = 948656.

The previous prime is 1897327. The next prime is 1897361. The reversal of 1897328 is 8237981.

It is a junction number, because it is equal to n+sod(n) for n = 1897291 and 1897300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1897327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59276 + ... + 59307.

2^1897328 is an apocalyptic number.

It is an amenable number.

1897328 is a deficient number, since it is larger than the sum of its proper divisors (1778776).

1897328 is a wasteful number, since it uses less digits than its factorization.

1897328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118591 (or 118585 counting only the distinct ones).

The product of its digits is 24192, while the sum is 38.

The square root of 1897328 is about 1377.4352979360. The cubic root of 1897328 is about 123.7981453993.

The spelling of 1897328 in words is "one million, eight hundred ninety-seven thousand, three hundred twenty-eight".