490400895 has 8 divisors (see below), whose sum is σ = 784641456. Its totient is φ = 261547136.

The previous prime is 490400843. The next prime is 490400929. The reversal of 490400895 is 598004094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 490400895 - 2¹² = 490396799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16346682 + ... + 16346711.

It is an arithmetic number, because the mean of its divisors is an integer number (98080182).

Almost surely, 2^490400895 is an apocalyptic number.

490400895 is a deficient number, since it is larger than the sum of its proper divisors (294240561).

490400895 is a wasteful number, since it uses less digits than its factorization.

490400895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32693401.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 490400895 is about 22144.9970648000. The cubic root of 490400895 is about 788.5884611038.

The spelling of 490400895 in words is "four hundred ninety million, four hundred thousand, eight hundred ninety-five".