2523223522 has 16 divisors (see below), whose sum is σ = 3985768800. Its totient is φ = 1194691680.

The previous prime is 2523223519. The next prime is 2523223553. The reversal of 2523223522 is 2253223252.

2523223522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2523223522³ (a number of 29 digits) contains 333 as substring.

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, 82629 + ... + 108967.

It is an arithmetic number, because the mean of its divisors is an integer number (249110550).

Almost surely, 2^2523223522 is an apocalyptic number.

2523223522 is a deficient number, since it is larger than the sum of its proper divisors (1462545278).

2523223522 is a wasteful number, since it uses less digits than its factorization.

2523223522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28881.

The product of its digits is 14400, while the sum is 28.

The square root of 2523223522 is about 50231.6983786135. The cubic root of 2523223522 is about 1361.3984177715.

Adding to 2523223522 its reverse (2253223252), we get a palindrome (4776446774).

The spelling of 2523223522 in words is "two billion, five hundred twenty-three million, two hundred twenty-three thousand, five hundred twenty-two".