188536001 has 4 divisors (see below), whose sum is σ = 199626372. Its totient is φ = 177445632.

The previous prime is 188535961. The next prime is 188536039. The reversal of 188536001 is 100635881.

188536001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100635881 = 9319 ⋅10799.

It can be written as a sum of positive squares in 2 ways, for example, as 57456400 + 131079601 = 7580^2 + 11449^2 .

It is a cyclic number.

It is not a de Polignac number, because 188536001 - 2¹⁰ = 188534977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (188536301) 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, 5545160 + ... + 5545193.

It is an arithmetic number, because the mean of its divisors is an integer number (49906593).

Almost surely, 2^188536001 is an apocalyptic number.

It is an amenable number.

188536001 is a deficient number, since it is larger than the sum of its proper divisors (11090371).

188536001 is a wasteful number, since it uses less digits than its factorization.

188536001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11090370.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 188536001 is about 13730.8412342434. The cubic root of 188536001 is about 573.4093413367.

The spelling of 188536001 in words is "one hundred eighty-eight million, five hundred thirty-six thousand, one".