498885660 has 432 divisors, whose sum is σ = 2004256800. Its totient is φ = 99283968.

The previous prime is 498885643. The next prime is 498885677. The reversal of 498885660 is 66588894.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (498885643) and next prime (498885677).

It is a junction number, because it is equal to n+sod(n) for n = 498885597 and 498885606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2178426 + ... + 2178654.

Almost surely, 2^498885660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498885660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002128400).

498885660 is an abundant number, since it is smaller than the sum of its proper divisors (1505371140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498885660 is a wasteful number, since it uses less digits than its factorization.

498885660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The square root of 498885660 is about 22335.7484763775. The cubic root of 498885660 is about 793.1104525757.

The spelling of 498885660 in words is "four hundred ninety-eight million, eight hundred eighty-five thousand, six hundred sixty".