52647555 has 16 divisors (see below), whose sum is σ = 89191584. Its totient is φ = 26426880.

The previous prime is 52647547. The next prime is 52647577. The reversal of 52647555 is 55574625.

It is not a de Polignac number, because 52647555 - 2³ = 52647547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102976 + ... + 103485.

It is an arithmetic number, because the mean of its divisors is an integer number (5574474).

Almost surely, 2^52647555 is an apocalyptic number.

52647555 is a deficient number, since it is larger than the sum of its proper divisors (36544029).

52647555 is a wasteful number, since it uses less digits than its factorization.

52647555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206486.

The product of its digits is 210000, while the sum is 39.

The square root of 52647555 is about 7255.8634909982. The cubic root of 52647555 is about 374.7940914029.

The spelling of 52647555 in words is "fifty-two million, six hundred forty-seven thousand, five hundred fifty-five".