1648168 has 8 divisors (see below), whose sum is σ = 3090330. Its totient is φ = 824080.

The previous prime is 1648081. The next prime is 1648181. The reversal of 1648168 is 8618461.

It can be written as a sum of positive squares in only one way, i.e., 1633284 + 14884 = 1278^2 + 122^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103003 + ... + 103018.

2^1648168 is an apocalyptic number.

It is an amenable number.

1648168 is a deficient number, since it is larger than the sum of its proper divisors (1442162).

1648168 is a wasteful number, since it uses less digits than its factorization.

1648168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206027 (or 206023 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 1648168 is about 1283.8099547830. The cubic root of 1648168 is about 118.1228252821.

It can be divided in two parts, 16 and 48168, that added together give a palindrome (48184).

The spelling of 1648168 in words is "one million, six hundred forty-eight thousand, one hundred sixty-eight".