1002253204 has 12 divisors (see below), whose sum is σ = 1754269524. Its totient is φ = 501033344.

The previous prime is 1002253181. The next prime is 1002253223. The reversal of 1002253204 is 4023522001.

It can be written as a sum of positive squares in 2 ways, for example, as 259145604 + 743107600 = 16098^2 + 27260^2 .

It is a super-2 number, since 2×1002253204² = 2009022969856531232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4572 + ... + 45004.

It is an arithmetic number, because the mean of its divisors is an integer number (146189127).

Almost surely, 2^1002253204 is an apocalyptic number.

It is an amenable number.

1002253204 is a deficient number, since it is larger than the sum of its proper divisors (752016320).

1002253204 is a wasteful number, since it uses less digits than its factorization.

1002253204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46634 (or 46632 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1002253204 is about 31658.3828393050. The cubic root of 1002253204 is about 1000.7505046019.

Adding to 1002253204 its reverse (4023522001), we get a palindrome (5025775205).

The spelling of 1002253204 in words is "one billion, two million, two hundred fifty-three thousand, two hundred four".