1648396 has 6 divisors (see below), whose sum is σ = 2884700. Its totient is φ = 824196.

The previous prime is 1648391. The next prime is 1648417. The reversal of 1648396 is 6938461.

It is not an unprimeable number, because it can be changed into a prime (1648391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206046 + ... + 206053.

2^1648396 is an apocalyptic number.

It is an amenable number.

1648396 is a deficient number, since it is larger than the sum of its proper divisors (1236304).

1648396 is a wasteful number, since it uses less digits than its factorization.

1648396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412103 (or 412101 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 1648396 is about 1283.8987499020. The cubic root of 1648396 is about 118.1282718876.

The spelling of 1648396 in words is "one million, six hundred forty-eight thousand, three hundred ninety-six".