1004455002 has 16 divisors (see below), whose sum is σ = 2009345760. Its totient is φ = 334745712.

The previous prime is 1004454959. The next prime is 1004455003. The reversal of 1004455002 is 2005544001.

It is a self number, because there is not a number n which added to its sum of digits gives 1004455002.

It is not an unprimeable number, because it can be changed into a prime (1004455003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17068 + ... + 47960.

It is an arithmetic number, because the mean of its divisors is an integer number (125584110).

Almost surely, 2^1004455002 is an apocalyptic number.

1004455002 is an abundant number, since it is smaller than the sum of its proper divisors (1004890758).

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

1004455002 is a wasteful number, since it uses less digits than its factorization.

1004455002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36317.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1004455002 is about 31693.1380901292. The cubic root of 1004455002 is about 1001.4828008815.

Adding to 1004455002 its reverse (2005544001), we get a palindrome (3009999003).

The spelling of 1004455002 in words is "one billion, four million, four hundred fifty-five thousand, two".