498574221 has 16 divisors (see below), whose sum is σ = 669580800. Its totient is φ = 329983920.

The previous prime is 498574217. The next prime is 498574253. The reversal of 498574221 is 122475894.

It is not a de Polignac number, because 498574221 - 2² = 498574217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498570221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355680 + ... + 357078.

It is an arithmetic number, because the mean of its divisors is an integer number (41848800).

Almost surely, 2^498574221 is an apocalyptic number.

It is an amenable number.

498574221 is a deficient number, since it is larger than the sum of its proper divisors (171006579).

498574221 is a wasteful number, since it uses less digits than its factorization.

498574221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176.

The product of its digits is 161280, while the sum is 42.

The square root of 498574221 is about 22328.7756269796. The cubic root of 498574221 is about 792.9453800530.

The spelling of 498574221 in words is "four hundred ninety-eight million, five hundred seventy-four thousand, two hundred twenty-one".