498128469 has 8 divisors (see below), whose sum is σ = 679617312. Its totient is φ = 324362640.

The previous prime is 498128467. The next prime is 498128473. The reversal of 498128469 is 964821894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 498128469 - 2¹ = 498128467 is a prime.

It is a super-2 number, since 2×498128469² = 496263943256567922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498128467) 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, 1930602 + ... + 1930859.

It is an arithmetic number, because the mean of its divisors is an integer number (84952164).

Almost surely, 2^498128469 is an apocalyptic number.

It is an amenable number.

498128469 is a deficient number, since it is larger than the sum of its proper divisors (181488843).

498128469 is a wasteful number, since it uses less digits than its factorization.

498128469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861507.

The product of its digits is 995328, while the sum is 51.

The square root of 498128469 is about 22318.7918355811. The cubic root of 498128469 is about 792.7089977432.

The spelling of 498128469 in words is "four hundred ninety-eight million, one hundred twenty-eight thousand, four hundred sixty-nine".