189463000 has 32 divisors (see below), whose sum is σ = 443345760. Its totient is φ = 75784800.

The previous prime is 189462997. The next prime is 189463007. The reversal of 189463000 is 364981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189463007) 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, 93732 + ... + 95731.

It is an arithmetic number, because the mean of its divisors is an integer number (13854555).

Almost surely, 2^189463000 is an apocalyptic number.

189463000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189463000 is an abundant number, since it is smaller than the sum of its proper divisors (253882760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189463000 is a wasteful number, since it uses less digits than its factorization.

189463000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189484 (or 189470 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 189463000 is about 13764.5559318127. Note that the first 3 decimals coincide. The cubic root of 189463000 is about 574.3475902218.

The spelling of 189463000 in words is "one hundred eighty-nine million, four hundred sixty-three thousand".