428702411 has 4 divisors (see below), whose sum is σ = 429576024. Its totient is φ = 427828800.

The previous prime is 428702399. The next prime is 428702419. The reversal of 428702411 is 114207824.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 428702411 - 2²² = 424508107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428702419) 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 3 ways as a sum of consecutive naturals, for example, 436070 + ... + 437051.

It is an arithmetic number, because the mean of its divisors is an integer number (107394006).

Almost surely, 2^428702411 is an apocalyptic number.

428702411 is a deficient number, since it is larger than the sum of its proper divisors (873613).

428702411 is an equidigital number, since it uses as much as digits as its factorization.

428702411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873612.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 428702411 is about 20705.1300647931. The cubic root of 428702411 is about 754.0242418687.

The spelling of 428702411 in words is "four hundred twenty-eight million, seven hundred two thousand, four hundred eleven".