498331647 has 24 divisors (see below), whose sum is σ = 801964800. Its totient is φ = 295590480.

The previous prime is 498331643. The next prime is 498331649. The reversal of 498331647 is 746133894.

It is not a de Polignac number, because 498331647 - 2² = 498331643 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498331643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48897 + ... + 58202.

It is an arithmetic number, because the mean of its divisors is an integer number (33415200).

Almost surely, 2^498331647 is an apocalyptic number.

498331647 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

498331647 is a deficient number, since it is larger than the sum of its proper divisors (303633153).

498331647 is a wasteful number, since it uses less digits than its factorization.

498331647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107163 (or 107160 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 498331647 is about 22323.3430964092. The cubic root of 498331647 is about 792.8167605298.

The spelling of 498331647 in words is "four hundred ninety-eight million, three hundred thirty-one thousand, six hundred forty-seven".