202042166 has 8 divisors (see below), whose sum is σ = 316239984. Its totient is φ = 96628840.

The previous prime is 202042147. The next prime is 202042207. The reversal of 202042166 is 661240202.

202042166 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent 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, 2196065 + ... + 2196156.

It is an arithmetic number, because the mean of its divisors is an integer number (39529998).

Almost surely, 2^202042166 is an apocalyptic number.

202042166 is a deficient number, since it is larger than the sum of its proper divisors (114197818).

202042166 is a wasteful number, since it uses less digits than its factorization.

202042166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4392246.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 202042166 is about 14214.1537208516. The cubic root of 202042166 is about 586.7872543240.

Adding to 202042166 its reverse (661240202), we get a palindrome (863282368).

The spelling of 202042166 in words is "two hundred two million, forty-two thousand, one hundred sixty-six".