188533042 has 16 divisors (see below), whose sum is σ = 289583712. Its totient is φ = 92030400.

The previous prime is 188533021. The next prime is 188533057. The reversal of 188533042 is 240335881.

It is a happy number.

188533042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 188532989 and 188533007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8917 + ... + 21367.

It is an arithmetic number, because the mean of its divisors is an integer number (18098982).

Almost surely, 2^188533042 is an apocalyptic number.

188533042 is a deficient number, since it is larger than the sum of its proper divisors (101050670).

188533042 is a wasteful number, since it uses less digits than its factorization.

188533042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 188533042 is about 13730.7334836854. The cubic root of 188533042 is about 573.4063415080.

The spelling of 188533042 in words is "one hundred eighty-eight million, five hundred thirty-three thousand, forty-two".