189483463 has 4 divisors (see below), whose sum is σ = 204059128. Its totient is φ = 174907800.

The previous prime is 189483443. The next prime is 189483473. The reversal of 189483463 is 364384981.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364384981 = 1229 ⋅296489.

It is a cyclic number.

It is not a de Polignac number, because 189483463 - 2¹³ = 189475271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189483433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7287813 + ... + 7287838.

It is an arithmetic number, because the mean of its divisors is an integer number (51014782).

Almost surely, 2^189483463 is an apocalyptic number.

189483463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

189483463 is a deficient number, since it is larger than the sum of its proper divisors (14575665).

189483463 is a wasteful number, since it uses less digits than its factorization.

189483463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14575664.

The product of its digits is 497664, while the sum is 46.

The square root of 189483463 is about 13765.2992339433. The cubic root of 189483463 is about 574.3682669971.

The spelling of 189483463 in words is "one hundred eighty-nine million, four hundred eighty-three thousand, four hundred sixty-three".