498943872 has 144 divisors (see below), whose sum is σ = 1670362200. Its totient is φ = 142539264.

The previous prime is 498943871. The next prime is 498943877. The reversal of 498943872 is 278349894.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498943871) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 52029 + ... + 60867.

Almost surely, 2^498943872 is an apocalyptic number.

498943872 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498943872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835181100).

498943872 is an abundant number, since it is smaller than the sum of its proper divisors (1171418328).

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

498943872 is a wasteful number, since it uses less digits than its factorization.

498943872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8873 (or 8851 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 498943872 is about 22337.0515511784. The cubic root of 498943872 is about 793.1412991563.

The spelling of 498943872 in words is "four hundred ninety-eight million, nine hundred forty-three thousand, eight hundred seventy-two".