52655643 has 16 divisors (see below), whose sum is σ = 78784800. Its totient is φ = 34754400.

The previous prime is 52655641. The next prime is 52655657. The reversal of 52655643 is 34655625.

It is a happy number.

52655643 is a `hidden beast` number, since 5 + 2 + 6 + 5 + 5 + 643 = 666.

It is not a de Polignac number, because 52655643 - 2¹ = 52655641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52655598 and 52655607.

It is not an unprimeable number, because it can be changed into a prime (52655641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6928 + ... + 12381.

It is an arithmetic number, because the mean of its divisors is an integer number (4924050).

Almost surely, 2^52655643 is an apocalyptic number.

52655643 is a deficient number, since it is larger than the sum of its proper divisors (26129157).

52655643 is a wasteful number, since it uses less digits than its factorization.

52655643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19419 (or 19413 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 52655643 is about 7256.4208119430. The cubic root of 52655643 is about 374.8132830468.

It can be divided in two parts, 526 and 55643, that added together give a square (56169 = 237²).

The spelling of 52655643 in words is "fifty-two million, six hundred fifty-five thousand, six hundred forty-three".