53604463 has 4 divisors (see below), whose sum is σ = 58477608. Its totient is φ = 48731320.

The previous prime is 53604449. The next prime is 53604497. The reversal of 53604463 is 36440635.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53604463 - 2¹³ = 53596271 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53604413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2436556 + ... + 2436577.

It is an arithmetic number, because the mean of its divisors is an integer number (14619402).

Almost surely, 2^53604463 is an apocalyptic number.

53604463 is a deficient number, since it is larger than the sum of its proper divisors (4873145).

53604463 is a wasteful number, since it uses less digits than its factorization.

53604463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873144.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 53604463 is about 7321.5068804174. The cubic root of 53604463 is about 377.0511906697.

The spelling of 53604463 in words is "fifty-three million, six hundred four thousand, four hundred sixty-three".