490000338 has 12 divisors (see below), whose sum is σ = 1061667438. Its totient is φ = 163333440.

The previous prime is 490000337. The next prime is 490000339. The reversal of 490000338 is 833000094.

It is an interprime number because it is at equal distance from previous prime (490000337) and next prime (490000339).

It can be written as a sum of positive squares in only one way, i.e., 280127169 + 209873169 = 16737^2 + 14487^2 .

It is a super-2 number, since 2×490000338² = 480200662480228488, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (490000337) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 13611103 + ... + 13611138.

Almost surely, 2^490000338 is an apocalyptic number.

490000338 is an abundant number, since it is smaller than the sum of its proper divisors (571667100).

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

490000338 is a wasteful number, since it uses less digits than its factorization.

490000338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27222249 (or 27222246 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 490000338 is about 22135.9512558191. The cubic root of 490000338 is about 788.3736975828.

The spelling of 490000338 in words is "four hundred ninety million, three hundred thirty-eight", and thus it is an aban number.