52642671 has 4 divisors (see below), whose sum is σ = 70190232. Its totient is φ = 35095112.

The previous prime is 52642663. The next prime is 52642687. The reversal of 52642671 is 17624625.

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 52642671 - 2³ = 52642663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52642631) 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, 8773776 + ... + 8773781.

It is an arithmetic number, because the mean of its divisors is an integer number (17547558).

Almost surely, 2^52642671 is an apocalyptic number.

52642671 is a deficient number, since it is larger than the sum of its proper divisors (17547561).

52642671 is a wasteful number, since it uses less digits than its factorization.

52642671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17547560.

The product of its digits is 20160, while the sum is 33.

The square root of 52642671 is about 7255.5269277979. The cubic root of 52642671 is about 374.7825014316.

The spelling of 52642671 in words is "fifty-two million, six hundred forty-two thousand, six hundred seventy-one".