189285452 has 24 divisors (see below), whose sum is σ = 341920320. Its totient is φ = 91642320.

The previous prime is 189285449. The next prime is 189285533. The reversal of 189285452 is 254582981.

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, 9827 + ... + 21797.

It is an arithmetic number, because the mean of its divisors is an integer number (14246680).

Almost surely, 2^189285452 is an apocalyptic number.

It is an amenable number.

189285452 is a deficient number, since it is larger than the sum of its proper divisors (152634868).

189285452 is a wasteful number, since it uses less digits than its factorization.

189285452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12101 (or 12099 counting only the distinct ones).

The product of its digits is 230400, while the sum is 44.

The square root of 189285452 is about 13758.1049567155. The cubic root of 189285452 is about 574.1681248622.

The spelling of 189285452 in words is "one hundred eighty-nine million, two hundred eighty-five thousand, four hundred fifty-two".