459903389 has 4 divisors (see below), whose sum is σ = 501712800. Its totient is φ = 418093980.

The previous prime is 459903371. The next prime is 459903401. The reversal of 459903389 is 983309954.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 459903389 - 2⁸ = 459903133 is a prime.

It is a super-2 number, since 2×459903389² = 423022254427370642, 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 (459903349) 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, 20904689 + ... + 20904710.

It is an arithmetic number, because the mean of its divisors is an integer number (125428200).

Almost surely, 2^459903389 is an apocalyptic number.

It is an amenable number.

459903389 is a deficient number, since it is larger than the sum of its proper divisors (41809411).

459903389 is a wasteful number, since it uses less digits than its factorization.

459903389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41809410.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The square root of 459903389 is about 21445.3582157072. The cubic root of 459903389 is about 771.8902169007.

The spelling of 459903389 in words is "four hundred fifty-nine million, nine hundred three thousand, three hundred eighty-nine".