498301440 has 640 divisors, whose sum is σ = 2111864832. Its totient is φ = 97320960.

The previous prime is 498301439. The next prime is 498301451. The reversal of 498301440 is 44103894.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (640).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16074225 + ... + 16074255.

Almost surely, 2^498301440 is an apocalyptic number.

498301440 is a gapful number since it is divisible by the number (40) 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 498301440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1055932416).

498301440 is an abundant number, since it is smaller than the sum of its proper divisors (1613563392).

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

498301440 is a wasteful number, since it uses less digits than its factorization.

498301440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 498301440 is about 22322.6665073866. Note that the first 3 decimals coincide. The cubic root of 498301440 is about 792.8007410108.

The spelling of 498301440 in words is "four hundred ninety-eight million, three hundred one thousand, four hundred forty".