428822848 has 28 divisors (see below), whose sum is σ = 851608660. Its totient is φ = 214244352.

The previous prime is 428822839. The next prime is 428822851. The reversal of 428822848 is 848228824.

It can be written as a sum of positive squares in 2 ways, for example, as 164044864 + 264777984 = 12808^2 + 16272^2 .

It is a super-2 number, since 2×428822848² = 367778069933662208, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 428822798 and 428822807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143740 + ... + 146692.

It is an arithmetic number, because the mean of its divisors is an integer number (30414595).

Almost surely, 2^428822848 is an apocalyptic number.

It is an amenable number.

428822848 is a deficient number, since it is larger than the sum of its proper divisors (422785812).

428822848 is a wasteful number, since it uses less digits than its factorization.

428822848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5234 (or 5224 counting only the distinct ones).

The product of its digits is 524288, while the sum is 46.

The square root of 428822848 is about 20708.0382460531. The cubic root of 428822848 is about 754.0948455575.

The spelling of 428822848 in words is "four hundred twenty-eight million, eight hundred twenty-two thousand, eight hundred forty-eight".