1522230520 has 32 divisors (see below), whose sum is σ = 3426303600. Its totient is φ = 608663808.

The previous prime is 1522230497. The next prime is 1522230527. The reversal of 1522230520 is 250322251.

It is a junction number, because it is equal to n+sod(n) for n = 1522230491 and 1522230500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522230527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136516 + ... + 147244.

Almost surely, 2^1522230520 is an apocalyptic number.

1522230520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1522230520 is an abundant number, since it is smaller than the sum of its proper divisors (1904073080).

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

1522230520 is a wasteful number, since it uses less digits than its factorization.

1522230520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14287 (or 14283 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1522230520 is about 39015.7727079703. The cubic root of 1522230520 is about 1150.3415545016.

Adding to 1522230520 its reverse (250322251), we get a palindrome (1772552771).

The spelling of 1522230520 in words is "one billion, five hundred twenty-two million, two hundred thirty thousand, five hundred twenty".