1002002502 has 16 divisors (see below), whose sum is σ = 2009686320. Its totient is φ = 333053952.

The previous prime is 1002002473. The next prime is 1002002537. The reversal of 1002002502 is 2052002001.

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, 234427 + ... + 238662.

It is an arithmetic number, because the mean of its divisors is an integer number (125605395).

Almost surely, 2^1002002502 is an apocalyptic number.

1002002502 is an abundant number, since it is smaller than the sum of its proper divisors (1007683818).

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

1002002502 is a wasteful number, since it uses less digits than its factorization.

1002002502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473447.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 1002002502 is about 31654.4231032568. The cubic root of 1002002502 is about 1000.6670556045.

Adding to 1002002502 its reverse (2052002001), we get a palindrome (3054004503).

The spelling of 1002002502 in words is "one billion, two million, two thousand, five hundred two".