459244669 has 4 divisors (see below), whose sum is σ = 494571196. Its totient is φ = 423918144.

The previous prime is 459244619. The next prime is 459244673. The reversal of 459244669 is 966442954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 966442954 = 2 ⋅483221477.

It can be written as a sum of positive squares in 2 ways, for example, as 203404644 + 255840025 = 14262^2 + 15995^2 .

It is not a de Polignac number, because 459244669 - 2¹¹ = 459242621 is a prime.

It is a super-2 number, since 2×459244669² = 421811332009839122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459244619) 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, 17663244 + ... + 17663269.

It is an arithmetic number, because the mean of its divisors is an integer number (123642799).

Almost surely, 2^459244669 is an apocalyptic number.

It is an amenable number.

459244669 is a deficient number, since it is larger than the sum of its proper divisors (35326527).

459244669 is a wasteful number, since it uses less digits than its factorization.

459244669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35326526.

The product of its digits is 1866240, while the sum is 49.

The square root of 459244669 is about 21429.9946103586. The cubic root of 459244669 is about 771.5215144842.

The spelling of 459244669 in words is "four hundred fifty-nine million, two hundred forty-four thousand, six hundred sixty-nine".