2002452522 has 128 divisors (see below), whose sum is σ = 4983552000. Its totient is φ = 534619008.

The previous prime is 2002452511. The next prime is 2002452527. The reversal of 2002452522 is 2252542002.

It is a happy number.

It is a super-2 number, since 2×2002452522² = 8019632205728320968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002452492 and 2002452501.

It is not an unprimeable number, because it can be changed into a prime (2002452527) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3245158 + ... + 3245774.

It is an arithmetic number, because the mean of its divisors is an integer number (38934000).

Almost surely, 2^2002452522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002452522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2491776000).

2002452522 is an abundant number, since it is smaller than the sum of its proper divisors (2981099478).

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

2002452522 is a wasteful number, since it uses less digits than its factorization.

2002452522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 2002452522 is about 44748.7711786592. The cubic root of 2002452522 is about 1260.4358368800.

Adding to 2002452522 its reverse (2252542002), we get a palindrome (4254994524).

The spelling of 2002452522 in words is "two billion, two million, four hundred fifty-two thousand, five hundred twenty-two".