490466400 has 72 divisors (see below), whose sum is σ = 1596475944. Its totient is φ = 130790400.

The previous prime is 490466387. The next prime is 490466401. The reversal of 490466400 is 4664094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490466401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99781 + ... + 104580.

It is an arithmetic number, because the mean of its divisors is an integer number (22173277).

Almost surely, 2^490466400 is an apocalyptic number.

490466400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

490466400 is an abundant number, since it is smaller than the sum of its proper divisors (1106009544).

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

490466400 is a wasteful number, since it uses less digits than its factorization.

490466400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204384 (or 204371 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 490466400 is about 22146.4760176422. The cubic root of 490466400 is about 788.6235712813.

The spelling of 490466400 in words is "four hundred ninety million, four hundred sixty-six thousand, four hundred".