498623040 has 140 divisors (see below), whose sum is σ = 1773782076. Its totient is φ = 132959232.

The previous prime is 498623033. The next prime is 498623053. The reversal of 498623040 is 40326894.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115089984 + 383533056 = 10728^2 + 19584^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 498622986 and 498623004.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16302 + ... + 35538.

Almost surely, 2^498623040 is an apocalyptic number.

498623040 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 498623040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886891038).

498623040 is an abundant number, since it is smaller than the sum of its proper divisors (1275159036).

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

498623040 is a wasteful number, since it uses less digits than its factorization.

498623040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19266 (or 19247 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 498623040 is about 22329.8687860005. The cubic root of 498623040 is about 792.9712602098.

The spelling of 498623040 in words is "four hundred ninety-eight million, six hundred twenty-three thousand, forty".