189455374 has 8 divisors (see below), whose sum is σ = 284387040. Its totient is φ = 94659696.

The previous prime is 189455369. The next prime is 189455381. The reversal of 189455374 is 473554981.

189455374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 30439 + ... + 36130.

It is an arithmetic number, because the mean of its divisors is an integer number (35548380).

Almost surely, 2^189455374 is an apocalyptic number.

189455374 is a deficient number, since it is larger than the sum of its proper divisors (94931666).

189455374 is a wasteful number, since it uses less digits than its factorization.

189455374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67994.

The product of its digits is 604800, while the sum is 46.

The square root of 189455374 is about 13764.2789131868. The cubic root of 189455374 is about 574.3398841728.

The spelling of 189455374 in words is "one hundred eighty-nine million, four hundred fifty-five thousand, three hundred seventy-four".