2002402520 has 16 divisors (see below), whose sum is σ = 4505405760. Its totient is φ = 800960992.

The previous prime is 2002402489. The next prime is 2002402537. The reversal of 2002402520 is 252042002.

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, 25029992 + ... + 25030071.

It is an arithmetic number, because the mean of its divisors is an integer number (281587860).

Almost surely, 2^2002402520 is an apocalyptic number.

2002402520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002402520 is an abundant number, since it is smaller than the sum of its proper divisors (2503003240).

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

2002402520 is a wasteful number, since it uses less digits than its factorization.

2002402520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50060074 (or 50060070 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2002402520 is about 44748.2124782655. The cubic root of 2002402520 is about 1260.4253456055.

Adding to 2002402520 its reverse (252042002), we get a palindrome (2254444522).

The spelling of 2002402520 in words is "two billion, two million, four hundred two thousand, five hundred twenty".