53563793 has 4 divisors (see below), whose sum is σ = 56382960. Its totient is φ = 50744628.

The previous prime is 53563771. The next prime is 53563837. The reversal of 53563793 is 39736535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53563793 - 2⁸ = 53563537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53563793.

It is not an unprimeable number, because it can be changed into a prime (53563733) 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 3 ways as a sum of consecutive naturals, for example, 1409555 + ... + 1409592.

It is an arithmetic number, because the mean of its divisors is an integer number (14095740).

Almost surely, 2^53563793 is an apocalyptic number.

It is an amenable number.

53563793 is a deficient number, since it is larger than the sum of its proper divisors (2819167).

53563793 is a wasteful number, since it uses less digits than its factorization.

53563793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819166.

The product of its digits is 255150, while the sum is 41.

The square root of 53563793 is about 7318.7289196964. The cubic root of 53563793 is about 376.9558096084.

The spelling of 53563793 in words is "fifty-three million, five hundred sixty-three thousand, seven hundred ninety-three".