490305590 has 8 divisors (see below), whose sum is σ = 882550080. Its totient is φ = 196122232.

The previous prime is 490305589. The next prime is 490305637. The reversal of 490305590 is 95503094.

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

It is a self number, because there is not a number n which added to its sum of digits gives 490305590.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24515270 + ... + 24515289.

It is an arithmetic number, because the mean of its divisors is an integer number (110318760).

Almost surely, 2^490305590 is an apocalyptic number.

490305590 is a deficient number, since it is larger than the sum of its proper divisors (392244490).

490305590 is a wasteful number, since it uses less digits than its factorization.

490305590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49030566.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 490305590 is about 22142.8451198124. The cubic root of 490305590 is about 788.5373727710.

The spelling of 490305590 in words is "four hundred ninety million, three hundred five thousand, five hundred ninety".