53858434 has 16 divisors (see below), whose sum is σ = 92952000. Its totient is φ = 22926384.

The previous prime is 53858417. The next prime is 53858437. The reversal of 53858434 is 43485835.

It is not an unprimeable number, because it can be changed into a prime (53858437) 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 7 ways as a sum of consecutive naturals, for example, 10824 + ... + 14995.

It is an arithmetic number, because the mean of its divisors is an integer number (5809500).

Almost surely, 2^53858434 is an apocalyptic number.

53858434 is a deficient number, since it is larger than the sum of its proper divisors (39093566).

53858434 is a wasteful number, since it uses less digits than its factorization.

53858434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25977.

The product of its digits is 230400, while the sum is 40.

The square root of 53858434 is about 7338.8305607910. The cubic root of 53858434 is about 377.6457259409.

The spelling of 53858434 in words is "fifty-three million, eight hundred fifty-eight thousand, four hundred thirty-four".