53634573 has 6 divisors (see below), whose sum is σ = 77472174. Its totient is φ = 35756376.

The previous prime is 53634563. The next prime is 53634593. The reversal of 53634573 is 37543635.

53634573 is a `hidden beast` number, since 53 + 6 + 34 + 573 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40106889 + 13527684 = 6333^2 + 3678^2 .

It is a de Polignac number, because none of the positive numbers 2^k-53634573 is a prime.

It is a super-4 number, since 4×53634573⁴ (a number of 32 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53634523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2979690 + ... + 2979707.

It is an arithmetic number, because the mean of its divisors is an integer number (12912029).

Almost surely, 2^53634573 is an apocalyptic number.

It is an amenable number.

53634573 is a deficient number, since it is larger than the sum of its proper divisors (23837601).

53634573 is a wasteful number, since it uses less digits than its factorization.

53634573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959403 (or 5959400 counting only the distinct ones).

The product of its digits is 113400, while the sum is 36.

The square root of 53634573 is about 7323.5628624325. The cubic root of 53634573 is about 377.1217748816.

The spelling of 53634573 in words is "fifty-three million, six hundred thirty-four thousand, five hundred seventy-three".