53591463 has 24 divisors (see below), whose sum is σ = 85005648. Its totient is φ = 33623424.

The previous prime is 53591443. The next prime is 53591471. The reversal of 53591463 is 36419535.

53591463 is a `hidden beast` number, since 5 + 3 + 591 + 4 + 63 = 666.

It is not a de Polignac number, because 53591463 - 2¹² = 53587367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53591443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2356 + ... + 10617.

It is an arithmetic number, because the mean of its divisors is an integer number (3541902).

Almost surely, 2^53591463 is an apocalyptic number.

53591463 is a deficient number, since it is larger than the sum of its proper divisors (31414185).

53591463 is a wasteful number, since it uses less digits than its factorization.

53591463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13005 (or 12993 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 53591463 is about 7320.6190312022. The cubic root of 53591463 is about 377.0207077491.

The spelling of 53591463 in words is "fifty-three million, five hundred ninety-one thousand, four hundred sixty-three".