1002255004 has 24 divisors (see below), whose sum is σ = 1798842528. Its totient is φ = 488328960.

The previous prime is 1002254987. The next prime is 1002255011. The reversal of 1002255004 is 4005522001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158104 + ... + 164320.

It is an arithmetic number, because the mean of its divisors is an integer number (74951772).

Almost surely, 2^1002255004 is an apocalyptic number.

It is an amenable number.

1002255004 is a deficient number, since it is larger than the sum of its proper divisors (796587524).

1002255004 is a wasteful number, since it uses less digits than its factorization.

1002255004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245 (or 7243 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1002255004 is about 31658.4112677816. The cubic root of 1002255004 is about 1000.7511037020.

Adding to 1002255004 its reverse (4005522001), we get a palindrome (5007777005).

The spelling of 1002255004 in words is "one billion, two million, two hundred fifty-five thousand, four".