490650268 has 12 divisors (see below), whose sum is σ = 886336192. Its totient is φ = 237411360.

The previous prime is 490650211. The next prime is 490650269. The reversal of 490650268 is 862056094.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 490650268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490650269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1978305 + ... + 1978552.

Almost surely, 2^490650268 is an apocalyptic number.

It is an amenable number.

490650268 is a deficient number, since it is larger than the sum of its proper divisors (395685924).

490650268 is a wasteful number, since it uses less digits than its factorization.

490650268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956892 (or 3956890 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 490650268 is about 22150.6268082869. The cubic root of 490650268 is about 788.7221064190.

The spelling of 490650268 in words is "four hundred ninety million, six hundred fifty thousand, two hundred sixty-eight".