498491269 has 4 divisors (see below), whose sum is σ = 511964044. Its totient is φ = 485018496.

The previous prime is 498491267. The next prime is 498491281. The reversal of 498491269 is 962194894.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 320589025 + 177902244 = 17905^2 + 13338^2 .

It is not a de Polignac number, because 498491269 - 2¹ = 498491267 is a prime.

It is a super-2 number, since 2×498491269² = 496987090538460722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498491261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6736332 + ... + 6736405.

It is an arithmetic number, because the mean of its divisors is an integer number (127991011).

Almost surely, 2^498491269 is an apocalyptic number.

It is an amenable number.

498491269 is a deficient number, since it is larger than the sum of its proper divisors (13472775).

498491269 is a wasteful number, since it uses less digits than its factorization.

498491269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13472774.

The product of its digits is 1119744, while the sum is 52.

The square root of 498491269 is about 22326.9180363077. The cubic root of 498491269 is about 792.9014012760.

The spelling of 498491269 in words is "four hundred ninety-eight million, four hundred ninety-one thousand, two hundred sixty-nine".