53203434 has 16 divisors (see below), whose sum is σ = 106786272. Its totient is φ = 17671248.

The previous prime is 53203379. The next prime is 53203511. The reversal of 53203434 is 43430235.

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, 13969 + ... + 17364.

It is an arithmetic number, because the mean of its divisors is an integer number (6674142).

Almost surely, 2^53203434 is an apocalyptic number.

53203434 is an abundant number, since it is smaller than the sum of its proper divisors (53582838).

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

53203434 is a wasteful number, since it uses less digits than its factorization.

53203434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31621.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 53203434 is about 7294.0684120729. The cubic root of 53203434 is about 376.1085632265.

Adding to 53203434 its reverse (43430235), we get a palindrome (96633669).

The spelling of 53203434 in words is "fifty-three million, two hundred three thousand, four hundred thirty-four".