1002448 has 10 divisors (see below), whose sum is σ = 1942274. Its totient is φ = 501216.

The previous prime is 1002433. The next prime is 1002451. The reversal of 1002448 is 8442001.

It can be written as a sum of positive squares in only one way, i.e., 760384 + 242064 = 872^2 + 492^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31311 + ... + 31342.

2^1002448 is an apocalyptic number.

It is an amenable number.

1002448 is a deficient number, since it is larger than the sum of its proper divisors (939826).

1002448 is an equidigital number, since it uses as much as digits as its factorization.

1002448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62661 (or 62655 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1002448 is about 1001.2232518275. The cubic root of 1002448 is about 100.0815335048.

Adding to 1002448 its reverse (8442001), we get a palindrome (9444449).

The spelling of 1002448 in words is "one million, two thousand, four hundred forty-eight".