189065254 has 8 divisors (see below), whose sum is σ = 324111888. Its totient is φ = 81027960.

The previous prime is 189065237. The next prime is 189065263. The reversal of 189065254 is 452560981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6752317 + ... + 6752344.

It is an arithmetic number, because the mean of its divisors is an integer number (40513986).

Almost surely, 2^189065254 is an apocalyptic number.

189065254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

189065254 is a deficient number, since it is larger than the sum of its proper divisors (135046634).

189065254 is a wasteful number, since it uses less digits than its factorization.

189065254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13504670.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 189065254 is about 13750.1001450899. The cubic root of 189065254 is about 573.9453929525.

The spelling of 189065254 in words is "one hundred eighty-nine million, sixty-five thousand, two hundred fifty-four".