1522648 has 8 divisors (see below), whose sum is σ = 2854980. Its totient is φ = 761320.

The previous prime is 1522643. The next prime is 1522663. The reversal of 1522648 is 8462251.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95158 + ... + 95173.

2^1522648 is an apocalyptic number.

It is an amenable number.

1522648 is a deficient number, since it is larger than the sum of its proper divisors (1332332).

1522648 is a wasteful number, since it uses less digits than its factorization.

1522648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190337 (or 190333 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 1522648 is about 1233.9562390944. The cubic root of 1522648 is about 115.0446707365.

Adding to 1522648 its reverse (8462251), we get a palindrome (9984899).

The spelling of 1522648 in words is "one million, five hundred twenty-two thousand, six hundred forty-eight".