194552126 has 16 divisors (see below), whose sum is σ = 302702400. Its totient is φ = 93669408.

The previous prime is 194552123. The next prime is 194552173. The reversal of 194552126 is 621255491.

It is a happy number.

194552126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×194552126² = 75701059462239752, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194552123) 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, 18251 + ... + 26873.

It is an arithmetic number, because the mean of its divisors is an integer number (18918900).

Almost surely, 2^194552126 is an apocalyptic number.

194552126 is a deficient number, since it is larger than the sum of its proper divisors (108150274).

194552126 is a wasteful number, since it uses less digits than its factorization.

194552126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9043.

The product of its digits is 21600, while the sum is 35.

The square root of 194552126 is about 13948.1943634293. The cubic root of 194552126 is about 579.4446983998. Note that the first 3 decimals are identical.

The spelling of 194552126 in words is "one hundred ninety-four million, five hundred fifty-two thousand, one hundred twenty-six".