494533290 has 32 divisors (see below), whose sum is σ = 1187505216. Its totient is φ = 131806080.

The previous prime is 494533261. The next prime is 494533309. The reversal of 494533290 is 92335494.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81150 + ... + 87030.

It is an arithmetic number, because the mean of its divisors is an integer number (37109538).

Almost surely, 2^494533290 is an apocalyptic number.

494533290 is an abundant number, since it is smaller than the sum of its proper divisors (692971926).

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

494533290 is a wasteful number, since it uses less digits than its factorization.

494533290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8694.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 494533290 is about 22238.1044605875. The cubic root of 494533290 is about 790.7972990002.

The spelling of 494533290 in words is "four hundred ninety-four million, five hundred thirty-three thousand, two hundred ninety".