189548463 has 8 divisors (see below), whose sum is σ = 272172208. Its totient is φ = 116645184.

The previous prime is 189548459. The next prime is 189548479. The reversal of 189548463 is 364845981.

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

It is not a de Polignac number, because 189548463 - 2² = 189548459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189548563) 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, 2430070 + ... + 2430147.

It is an arithmetic number, because the mean of its divisors is an integer number (34021526).

Almost surely, 2^189548463 is an apocalyptic number.

189548463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

189548463 is a deficient number, since it is larger than the sum of its proper divisors (82623745).

189548463 is a wasteful number, since it uses less digits than its factorization.

189548463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4860233.

The product of its digits is 829440, while the sum is 48.

The square root of 189548463 is about 13767.6600408348. The cubic root of 189548463 is about 574.4339361741.

The spelling of 189548463 in words is "one hundred eighty-nine million, five hundred forty-eight thousand, four hundred sixty-three".