498375990 has 192 divisors, whose sum is σ = 1558642176. Its totient is φ = 112223232.

The previous prime is 498375989. The next prime is 498376001. The reversal of 498375990 is 99573894.

498375990 is a `hidden beast` number, since 49 + 8 + 3 + 7 + 599 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1411654 + ... + 1412006.

It is an arithmetic number, because the mean of its divisors is an integer number (8117928).

Almost surely, 2^498375990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498375990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779321088).

498375990 is an abundant number, since it is smaller than the sum of its proper divisors (1060266186).

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

498375990 is a wasteful number, since it uses less digits than its factorization.

498375990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 498375990 is about 22324.3362723285. The cubic root of 498375990 is about 792.8402755464.

The spelling of 498375990 in words is "four hundred ninety-eight million, three hundred seventy-five thousand, nine hundred ninety".