53232647 has 4 divisors (see below), whose sum is σ = 57327480. Its totient is φ = 49137816.

The previous prime is 53232601. The next prime is 53232671. The reversal of 53232647 is 74623235.

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

It is not a de Polignac number, because 53232647 - 2¹⁰ = 53231623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53232847) 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, 2047397 + ... + 2047422.

It is an arithmetic number, because the mean of its divisors is an integer number (14331870).

Almost surely, 2^53232647 is an apocalyptic number.

53232647 is a deficient number, since it is larger than the sum of its proper divisors (4094833).

53232647 is a wasteful number, since it uses less digits than its factorization.

53232647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094832.

The product of its digits is 30240, while the sum is 32.

The square root of 53232647 is about 7296.0706548114. The cubic root of 53232647 is about 376.1773886655.

The spelling of 53232647 in words is "fifty-three million, two hundred thirty-two thousand, six hundred forty-seven".