428754896 has 20 divisors (see below), whose sum is σ = 835519812. Its totient is φ = 213136896.

The previous prime is 428754889. The next prime is 428754901. The reversal of 428754896 is 698457824.

It can be written as a sum of positive squares in 2 ways, for example, as 236544400 + 192210496 = 15380^2 + 13864^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

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, 74681 + ... + 80216.

Almost surely, 2^428754896 is an apocalyptic number.

It is an amenable number.

428754896 is a deficient number, since it is larger than the sum of its proper divisors (406764916).

428754896 is a wasteful number, since it uses less digits than its factorization.

428754896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155078 (or 155072 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The square root of 428754896 is about 20706.3974655178. The cubic root of 428754896 is about 754.0550117349.

The spelling of 428754896 in words is "four hundred twenty-eight million, seven hundred fifty-four thousand, eight hundred ninety-six".