428117104 has 20 divisors (see below), whose sum is σ = 831026920. Its totient is φ = 213658560.

The previous prime is 428117089. The next prime is 428117119. The reversal of 428117104 is 401711824.

It is an interprime number because it is at equal distance from previous prime (428117089) and next prime (428117119).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16074 + ... + 33385.

It is an arithmetic number, because the mean of its divisors is an integer number (41551346).

Almost surely, 2^428117104 is an apocalyptic number.

It is an amenable number.

428117104 is a deficient number, since it is larger than the sum of its proper divisors (402909816).

428117104 is a wasteful number, since it uses less digits than its factorization.

428117104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50008 (or 50002 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 428117104 is about 20690.9908897568. The cubic root of 428117104 is about 753.6809293829.

Adding to 428117104 its reverse (401711824), we get a palindrome (829828928).

The spelling of 428117104 in words is "four hundred twenty-eight million, one hundred seventeen thousand, one hundred four".