1002202004 has 6 divisors (see below), whose sum is σ = 1753853514. Its totient is φ = 501101000.

The previous prime is 1002201997. The next prime is 1002202031. The reversal of 1002202004 is 4002022001.

It can be written as a sum of positive squares in only one way, i.e., 861305104 + 140896900 = 29348^2 + 11870^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125275247 + ... + 125275254.

It is an arithmetic number, because the mean of its divisors is an integer number (292308919).

Almost surely, 2^1002202004 is an apocalyptic number.

It is an amenable number.

1002202004 is a deficient number, since it is larger than the sum of its proper divisors (751651510).

1002202004 is a wasteful number, since it uses less digits than its factorization.

1002202004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250550505 (or 250550503 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1002202004 is about 31657.5741963910. The cubic root of 1002202004 is about 1000.7334632335.

Adding to 1002202004 its reverse (4002022001), we get a palindrome (5004224005).

The spelling of 1002202004 in words is "one billion, two million, two hundred two thousand, four".