189933076 has 6 divisors (see below), whose sum is σ = 332382890. Its totient is φ = 94966536.

The previous prime is 189933071. The next prime is 189933091. The reversal of 189933076 is 670339981.

It can be written as a sum of positive squares in only one way, i.e., 144720900 + 45212176 = 12030^2 + 6724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189933071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23741631 + ... + 23741638.

Almost surely, 2^189933076 is an apocalyptic number.

It is an amenable number.

189933076 is a deficient number, since it is larger than the sum of its proper divisors (142449814).

189933076 is a wasteful number, since it uses less digits than its factorization.

189933076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47483273 (or 47483271 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 189933076 is about 13781.6209496561. The cubic root of 189933076 is about 574.8222018648.

The spelling of 189933076 in words is "one hundred eighty-nine million, nine hundred thirty-three thousand, seventy-six".