428496498 has 12 divisors (see below), whose sum is σ = 928409118. Its totient is φ = 142832160.

The previous prime is 428496491. The next prime is 428496503. The reversal of 428496498 is 894694824.

It can be written as a sum of positive squares in only one way, i.e., 251952129 + 176544369 = 15873^2 + 13287^2 .

It is not an unprimeable number, because it can be changed into a prime (428496491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11902663 + ... + 11902698.

Almost surely, 2^428496498 is an apocalyptic number.

428496498 is an abundant number, since it is smaller than the sum of its proper divisors (499912620).

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

428496498 is a wasteful number, since it uses less digits than its factorization.

428496498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23805369 (or 23805366 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 428496498 is about 20700.1569559267. The cubic root of 428496498 is about 753.9034990139.

The spelling of 428496498 in words is "four hundred twenty-eight million, four hundred ninety-six thousand, four hundred ninety-eight".