499280390 has 16 divisors (see below), whose sum is σ = 1027091232. Its totient is φ = 171181824.

The previous prime is 499280387. The next prime is 499280413. The reversal of 499280390 is 93082994.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3566219 + ... + 3566358.

It is an arithmetic number, because the mean of its divisors is an integer number (64193202).

Almost surely, 2^499280390 is an apocalyptic number.

499280390 is an abundant number, since it is smaller than the sum of its proper divisors (527810842).

499280390 is a wasteful number, since it uses less digits than its factorization.

499280390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132591.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 499280390 is about 22344.5830124440. The cubic root of 499280390 is about 793.3195732770.

The spelling of 499280390 in words is "four hundred ninety-nine million, two hundred eighty thousand, three hundred ninety".