494939330 has 16 divisors (see below), whose sum is σ = 891286200. Its totient is φ = 197887872.

The previous prime is 494939321. The next prime is 494939371. The reversal of 494939330 is 33939494.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 347486881 + 147452449 = 18641^2 + 12143^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15782 + ... + 35198.

Almost surely, 2^494939330 is an apocalyptic number.

494939330 is a deficient number, since it is larger than the sum of its proper divisors (396346870).

494939330 is a wasteful number, since it uses less digits than its factorization.

494939330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21973.

The product of its (nonzero) digits is 314928, while the sum is 44.

The square root of 494939330 is about 22247.2319626510. The cubic root of 494939330 is about 791.0136696690.

The spelling of 494939330 in words is "four hundred ninety-four million, nine hundred thirty-nine thousand, three hundred thirty".