252524424 has 16 divisors (see below), whose sum is σ = 631311120. Its totient is φ = 84174800.

The previous prime is 252524399. The next prime is 252524449. The reversal of 252524424 is 424425252.

252524424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (252524399) and next prime (252524449).

It is a junction number, because it is equal to n+sod(n) for n = 252524391 and 252524400.

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, 5260902 + ... + 5260949.

It is an arithmetic number, because the mean of its divisors is an integer number (39456945).

Almost surely, 2^252524424 is an apocalyptic number.

252524424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252524424 is an abundant number, since it is smaller than the sum of its proper divisors (378786696).

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

252524424 is a wasteful number, since it uses less digits than its factorization.

252524424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10521860 (or 10521856 counting only the distinct ones).

The product of its digits is 25600, while the sum is 30.

The square root of 252524424 is about 15891.0170851333. The cubic root of 252524424 is about 632.0738110129.

Adding to 252524424 its reverse (424425252), we get a palindrome (676949676).

The spelling of 252524424 in words is "two hundred fifty-two million, five hundred twenty-four thousand, four hundred twenty-four".