1002445464 has 32 divisors (see below), whose sum is σ = 2512387440. Its totient is φ = 333312000.

The previous prime is 1002445463. The next prime is 1002445571. The reversal of 1002445464 is 4645442001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002445463) 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 in 7 ways as a sum of consecutive naturals, for example, 42457 + ... + 61704.

Almost surely, 2^1002445464 is an apocalyptic number.

It is an amenable number.

1002445464 is an abundant number, since it is smaller than the sum of its proper divisors (1509941976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002445464 is a wasteful number, since it uses less digits than its factorization.

1002445464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104571 (or 104567 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 1002445464 is about 31661.4191722355. The cubic root of 1002445464 is about 1000.8144910908.

Adding to 1002445464 its reverse (4645442001), we get a palindrome (5647887465).

The spelling of 1002445464 in words is "one billion, two million, four hundred forty-five thousand, four hundred sixty-four".