53430532 has 6 divisors (see below), whose sum is σ = 93503438. Its totient is φ = 26715264.

The previous prime is 53430521. The next prime is 53430547. The reversal of 53430532 is 23503435.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53231616 + 198916 = 7296^2 + 446^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53430497 and 53430506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6678813 + ... + 6678820.

Almost surely, 2^53430532 is an apocalyptic number.

It is an amenable number.

53430532 is a deficient number, since it is larger than the sum of its proper divisors (40072906).

53430532 is a wasteful number, since it uses less digits than its factorization.

53430532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13357637 (or 13357635 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 53430532 is about 7309.6191419252. The cubic root of 53430532 is about 376.6429413968.

Adding to 53430532 its reverse (23503435), we get a palindrome (76933967).

The spelling of 53430532 in words is "fifty-three million, four hundred thirty thousand, five hundred thirty-two".