53553434 has 24 divisors (see below), whose sum is σ = 93102048. Its totient is φ = 22907840.

The previous prime is 53553413. The next prime is 53553439. The reversal of 53553434 is 43435535.

It is a self number, because there is not a number n which added to its sum of digits gives 53553434.

It is not an unprimeable number, because it can be changed into a prime (53553439) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 2147 + ... + 10569.

It is an arithmetic number, because the mean of its divisors is an integer number (3879252).

Almost surely, 2^53553434 is an apocalyptic number.

53553434 is a deficient number, since it is larger than the sum of its proper divisors (39548614).

53553434 is a wasteful number, since it uses less digits than its factorization.

53553434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8470 (or 8453 counting only the distinct ones).

The product of its digits is 54000, while the sum is 32.

The square root of 53553434 is about 7318.0211806198. The cubic root of 53553434 is about 376.9315075144.

Adding to 53553434 its reverse (43435535), we get a palindrome (96988969).

The spelling of 53553434 in words is "fifty-three million, five hundred fifty-three thousand, four hundred thirty-four".