466189389 has 12 divisors (see below), whose sum is σ = 684424572. Its totient is φ = 305697600.

The previous prime is 466189379. The next prime is 466189391. The reversal of 466189389 is 983981664.

466189389 is a `hidden beast` number, since 466 + 18 + 93 + 89 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 110565225 + 355624164 = 10515^2 + 18858^2 .

It is not a de Polignac number, because 466189389 - 2⁵ = 466189357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466189319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424032 + ... + 425129.

It is an arithmetic number, because the mean of its divisors is an integer number (57035381).

Almost surely, 2^466189389 is an apocalyptic number.

It is an amenable number.

466189389 is a deficient number, since it is larger than the sum of its proper divisors (218235183).

466189389 is a wasteful number, since it uses less digits than its factorization.

466189389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849228 (or 849225 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 466189389 is about 21591.4193373201. The cubic root of 466189389 is about 775.3910695056.

The spelling of 466189389 in words is "four hundred sixty-six million, one hundred eighty-nine thousand, three hundred eighty-nine".