498221445 has 16 divisors (see below), whose sum is σ = 802235520. Its totient is φ = 264024384.

The previous prime is 498221443. The next prime is 498221459. The reversal of 498221445 is 544122894.

It is not a de Polignac number, because 498221445 - 2¹ = 498221443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498221443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103425 + ... + 108134.

It is an arithmetic number, because the mean of its divisors is an integer number (50139720).

Almost surely, 2^498221445 is an apocalyptic number.

It is an amenable number.

498221445 is a deficient number, since it is larger than the sum of its proper divisors (304014075).

498221445 is a wasteful number, since it uses less digits than its factorization.

498221445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211724.

The product of its digits is 92160, while the sum is 39.

The square root of 498221445 is about 22320.8746468412. The cubic root of 498221445 is about 792.7583145569.

The spelling of 498221445 in words is "four hundred ninety-eight million, two hundred twenty-one thousand, four hundred forty-five".