153243424 has 24 divisors (see below), whose sum is σ = 312103260. Its totient is φ = 73979136.

The previous prime is 153243403. The next prime is 153243437. The reversal of 153243424 is 424342351.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 142563600 + 10679824 = 11940^2 + 3268^2 .

It is a junction number, because it is equal to n+sod(n) for n = 153243392 and 153243401.

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, 81639 + ... + 83494.

Almost surely, 2^153243424 is an apocalyptic number.

It is an amenable number.

153243424 is an abundant number, since it is smaller than the sum of its proper divisors (158859836).

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

153243424 is a wasteful number, since it uses less digits than its factorization.

153243424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165172 (or 165164 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 153243424 is about 12379.1527981522. The cubic root of 153243424 is about 535.1316227814.

Adding to 153243424 its reverse (424342351), we get a palindrome (577585775).

The spelling of 153243424 in words is "one hundred fifty-three million, two hundred forty-three thousand, four hundred twenty-four".