53434434 has 16 divisors (see below), whose sum is σ = 113155488. Its totient is φ = 16763712.

The previous prime is 53434427. The next prime is 53434457. The reversal of 53434434 is 43443435.

It is a Curzon number.

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, 261832 + ... + 262035.

It is an arithmetic number, because the mean of its divisors is an integer number (7072218).

Almost surely, 2^53434434 is an apocalyptic number.

53434434 is an abundant number, since it is smaller than the sum of its proper divisors (59721054).

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

53434434 is a wasteful number, since it uses less digits than its factorization.

53434434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523889.

The product of its digits is 34560, while the sum is 30.

The square root of 53434434 is about 7309.8860456234. The cubic root of 53434434 is about 376.6521098437.

Adding to 53434434 its reverse (43443435), we get a palindrome (96877869).

Subtracting from 53434434 its reverse (43443435), we obtain a palindrome (9990999).

The spelling of 53434434 in words is "fifty-three million, four hundred thirty-four thousand, four hundred thirty-four".