52844643 has 20 divisors (see below), whose sum is σ = 83097960. Its totient is φ = 33374592.

The previous prime is 52844629. The next prime is 52844647. The reversal of 52844643 is 34644825.

52844643 is a `hidden beast` number, since 5 + 2 + 8 + 4 + 4 + 643 = 666.

It is not a de Polignac number, because 52844643 - 2⁵ = 52844611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52844598 and 52844607.

It is not an unprimeable number, because it can be changed into a prime (52844647) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15630 + ... + 18707.

It is an arithmetic number, because the mean of its divisors is an integer number (4154898).

Almost surely, 2^52844643 is an apocalyptic number.

52844643 is a deficient number, since it is larger than the sum of its proper divisors (30253317).

52844643 is a wasteful number, since it uses less digits than its factorization.

52844643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34368 (or 34359 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 52844643 is about 7269.4320961131. The cubic root of 52844643 is about 375.2611940316.

The spelling of 52844643 in words is "fifty-two million, eight hundred forty-four thousand, six hundred forty-three".