428548204 has 24 divisors (see below), whose sum is σ = 860297760. Its totient is φ = 182977536.

The previous prime is 428548181. The next prime is 428548207. The reversal of 428548204 is 402845824.

It is not an unprimeable number, because it can be changed into a prime (428548207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20917 + ... + 35980.

It is an arithmetic number, because the mean of its divisors is an integer number (35845740).

Almost surely, 2^428548204 is an apocalyptic number.

It is an amenable number.

428548204 is an abundant number, since it is smaller than the sum of its proper divisors (431749556).

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

428548204 is a wasteful number, since it uses less digits than its factorization.

428548204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57177 (or 57175 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 37.

The square root of 428548204 is about 20701.4058459806. The cubic root of 428548204 is about 753.9338219117.

The spelling of 428548204 in words is "four hundred twenty-eight million, five hundred forty-eight thousand, two hundred four".