465825889 has 9 divisors (see below), whose sum is σ = 472458259. Its totient is φ = 459286240.

The previous prime is 465825881. The next prime is 465825901. The reversal of 465825889 is 988528564.

It is a happy number.

The square root of 465825889 is 21583.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 457617664 = 2865^2 + 21392^2 .

It is not a de Polignac number, because 465825889 - 2³ = 465825881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465825881) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2438784 + ... + 2438974.

Almost surely, 2^465825889 is an apocalyptic number.

465825889 is the 21583-rd square number.

465825889 is the 10792-nd centered octagonal number.

It is an amenable number.

465825889 is a deficient number, since it is larger than the sum of its proper divisors (6632370).

465825889 is an frugal number, since it uses more digits than its factorization.

465825889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 304 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 55.

The cubic root of 465825889 is about 775.1894862374.

The spelling of 465825889 in words is "four hundred sixty-five million, eight hundred twenty-five thousand, eight hundred eighty-nine".