206552755 has 4 divisors (see below), whose sum is σ = 247863312. Its totient is φ = 165242200.

The previous prime is 206552741. The next prime is 206552767. The reversal of 206552755 is 557255602.

It is a happy number.

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

It is not a de Polignac number, because 206552755 - 2¹³ = 206544563 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20655271 + ... + 20655280.

It is an arithmetic number, because the mean of its divisors is an integer number (61965828).

Almost surely, 2^206552755 is an apocalyptic number.

206552755 is a deficient number, since it is larger than the sum of its proper divisors (41310557).

206552755 is an equidigital number, since it uses as much as digits as its factorization.

206552755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41310556.

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 206552755 is about 14371.9433271914. The cubic root of 206552755 is about 591.1218290171.

The spelling of 206552755 in words is "two hundred six million, five hundred fifty-two thousand, seven hundred fifty-five".