53506463 has 8 divisors (see below), whose sum is σ = 57372480. Its totient is φ = 49720320.

The previous prime is 53506459. The next prime is 53506483. The reversal of 53506463 is 36460535.

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

It is a cyclic number.

It is not a de Polignac number, because 53506463 - 2² = 53506459 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53506483) 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, 18578 + ... + 21263.

It is an arithmetic number, because the mean of its divisors is an integer number (7171560).

Almost surely, 2^53506463 is an apocalyptic number.

53506463 is a deficient number, since it is larger than the sum of its proper divisors (3866017).

53506463 is a wasteful number, since it uses less digits than its factorization.

53506463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39937.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 53506463 is about 7314.8112074065. The cubic root of 53506463 is about 376.8212747539.

Adding to 53506463 its reverse (36460535), we get a palindrome (89966998).

The spelling of 53506463 in words is "fifty-three million, five hundred six thousand, four hundred sixty-three".