428163036 has 24 divisors (see below), whose sum is σ = 1141768320. Its totient is φ = 122332272.

The previous prime is 428163023. The next prime is 428163049. The reversal of 428163036 is 630361824.

It is an interprime number because it is at equal distance from previous prime (428163023) and next prime (428163049).

It is a junction number, because it is equal to n+sod(n) for n = 428162988 and 428163006.

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 7 ways as a sum of consecutive naturals, for example, 2548506 + ... + 2548673.

It is an arithmetic number, because the mean of its divisors is an integer number (47573680).

Almost surely, 2^428163036 is an apocalyptic number.

It is an amenable number.

428163036 is an abundant number, since it is smaller than the sum of its proper divisors (713605284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428163036 is a wasteful number, since it uses less digits than its factorization.

428163036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097193 (or 5097191 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 428163036 is about 20692.1008116624. The cubic root of 428163036 is about 753.7078821599.

The spelling of 428163036 in words is "four hundred twenty-eight million, one hundred sixty-three thousand, thirty-six".