53998593 has 16 divisors (see below), whose sum is σ = 79149312. Its totient is φ = 32474000.

The previous prime is 53998591. The next prime is 53998597. The reversal of 53998593 is 39589935.

53998593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53998593 - 2¹ = 53998591 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53998591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923 + ... + 10568.

It is an arithmetic number, because the mean of its divisors is an integer number (4946832).

Almost surely, 2^53998593 is an apocalyptic number.

It is an amenable number.

53998593 is a deficient number, since it is larger than the sum of its proper divisors (25150719).

53998593 is a wasteful number, since it uses less digits than its factorization.

53998593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12636.

The product of its digits is 1312200, while the sum is 51.

The square root of 53998593 is about 7348.3734935018. The cubic root of 53998593 is about 377.9730321457.

The spelling of 53998593 in words is "fifty-three million, nine hundred ninety-eight thousand, five hundred ninety-three".