188422441 has 8 divisors (see below), whose sum is σ = 199656360. Its totient is φ = 177205248.

The previous prime is 188422439. The next prime is 188422447. The reversal of 188422441 is 144224881.

188422441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 65545216 + 122877225 = 8096^2 + 11085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 188422441 - 2¹ = 188422439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 188422397 and 188422406.

It is not an unprimeable number, because it can be changed into a prime (188422447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24825 + ... + 31513.

It is an arithmetic number, because the mean of its divisors is an integer number (24957045).

Almost surely, 2^188422441 is an apocalyptic number.

It is an amenable number.

188422441 is a deficient number, since it is larger than the sum of its proper divisors (11233919).

188422441 is a wasteful number, since it uses less digits than its factorization.

188422441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8363.

The product of its digits is 16384, while the sum is 34.

The square root of 188422441 is about 13726.7053949591. The cubic root of 188422441 is about 573.2941919000.

The spelling of 188422441 in words is "one hundred eighty-eight million, four hundred twenty-two thousand, four hundred forty-one".