189507104 has 12 divisors (see below), whose sum is σ = 373092174. Its totient is φ = 94753536.

The previous prime is 189507047. The next prime is 189507107. The reversal of 189507104 is 401705981.

It can be written as a sum of positive squares in only one way, i.e., 187690000 + 1817104 = 13700^2 + 1348^2 .

It is not an unprimeable number, because it can be changed into a prime (189507107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2961017 + ... + 2961080.

Almost surely, 2^189507104 is an apocalyptic number.

It is an amenable number.

189507104 is a deficient number, since it is larger than the sum of its proper divisors (183585070).

189507104 is an equidigital number, since it uses as much as digits as its factorization.

189507104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5922107 (or 5922099 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 189507104 is about 13766.1579244174. The cubic root of 189507104 is about 574.3921531194.

The spelling of 189507104 in words is "one hundred eighty-nine million, five hundred seven thousand, one hundred four".