53747563 has 8 divisors (see below), whose sum is σ = 54931968. Its totient is φ = 52576104.

The previous prime is 53747513. The next prime is 53747567. The reversal of 53747563 is 36574735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53747563 is a prime.

It is a super-3 number, since 3×53747563³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53747567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5406 + ... + 11692.

It is an arithmetic number, because the mean of its divisors is an integer number (6866496).

Almost surely, 2^53747563 is an apocalyptic number.

53747563 is a deficient number, since it is larger than the sum of its proper divisors (1184405).

53747563 is a wasteful number, since it uses less digits than its factorization.

53747563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6473.

The product of its digits is 264600, while the sum is 40.

The square root of 53747563 is about 7331.2729454031. The cubic root of 53747563 is about 377.3864120338.

The spelling of 53747563 in words is "fifty-three million, seven hundred forty-seven thousand, five hundred sixty-three".