53563573 has 16 divisors (see below), whose sum is σ = 64106496. Its totient is φ = 43758000.

The previous prime is 53563547. The next prime is 53563577. The reversal of 53563573 is 37536535.

It is a cyclic number.

It is not a de Polignac number, because 53563573 - 2⁹ = 53563061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53563577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70948 + ... + 71698.

It is an arithmetic number, because the mean of its divisors is an integer number (4006656).

Almost surely, 2^53563573 is an apocalyptic number.

It is an amenable number.

53563573 is a deficient number, since it is larger than the sum of its proper divisors (10542923).

53563573 is a wasteful number, since it uses less digits than its factorization.

53563573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its digits is 141750, while the sum is 37.

The square root of 53563573 is about 7318.7138897487. The cubic root of 53563573 is about 376.9552935235.

The spelling of 53563573 in words is "fifty-three million, five hundred sixty-three thousand, five hundred seventy-three".