189482270 has 16 divisors (see below), whose sum is σ = 341597520. Its totient is φ = 75675264.

The previous prime is 189482263. The next prime is 189482273. The reversal of 189482270 is 72284981.

189482270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189482273) 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, 7787 + ... + 20966.

It is an arithmetic number, because the mean of its divisors is an integer number (21349845).

Almost surely, 2^189482270 is an apocalyptic number.

189482270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189482270 is a deficient number, since it is larger than the sum of its proper divisors (152115250).

189482270 is a wasteful number, since it uses less digits than its factorization.

189482270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29419.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 189482270 is about 13765.2559002730. The cubic root of 189482270 is about 574.3670615748.

The spelling of 189482270 in words is "one hundred eighty-nine million, four hundred eighty-two thousand, two hundred seventy".