428789335 has 24 divisors (see below), whose sum is σ = 570178224. Its totient is φ = 309254400.

The previous prime is 428789329. The next prime is 428789341. The reversal of 428789335 is 533987824.

It is an interprime number because it is at equal distance from previous prime (428789329) and next prime (428789341).

It is not a de Polignac number, because 428789335 - 2¹¹ = 428787287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 30435 + ... + 42235.

It is an arithmetic number, because the mean of its divisors is an integer number (23757426).

Almost surely, 2^428789335 is an apocalyptic number.

428789335 is a deficient number, since it is larger than the sum of its proper divisors (141388889).

428789335 is a wasteful number, since it uses less digits than its factorization.

428789335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11875 (or 11862 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 428789335 is about 20707.2290517104. The cubic root of 428789335 is about 754.0752005852.

The spelling of 428789335 in words is "four hundred twenty-eight million, seven hundred eighty-nine thousand, three hundred thirty-five".