53389463 has 4 divisors (see below), whose sum is σ = 55710768. Its totient is φ = 51068160.

The previous prime is 53389459. The next prime is 53389489. The reversal of 53389463 is 36498335.

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

It is a cyclic number.

It is not a de Polignac number, because 53389463 - 2² = 53389459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53389463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53389423) 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, 1160618 + ... + 1160663.

It is an arithmetic number, because the mean of its divisors is an integer number (13927692).

Almost surely, 2^53389463 is an apocalyptic number.

53389463 is a deficient number, since it is larger than the sum of its proper divisors (2321305).

53389463 is a wasteful number, since it uses less digits than its factorization.

53389463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321304.

The product of its digits is 233280, while the sum is 41.

The square root of 53389463 is about 7306.8093583999. The cubic root of 53389463 is about 376.5464153515.

The spelling of 53389463 in words is "fifty-three million, three hundred eighty-nine thousand, four hundred sixty-three".