490313345 has 8 divisors (see below), whose sum is σ = 593009664. Its totient is φ = 389161584.

The previous prime is 490313323. The next prime is 490313347. The reversal of 490313345 is 543313094.

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 490313345 - 2¹⁸ = 490051201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490313347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385439 + ... + 386708.

It is an arithmetic number, because the mean of its divisors is an integer number (74126208).

Almost surely, 2^490313345 is an apocalyptic number.

It is an amenable number.

490313345 is a deficient number, since it is larger than the sum of its proper divisors (102696319).

490313345 is a wasteful number, since it uses less digits than its factorization.

490313345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772279.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 490313345 is about 22143.0202321183. The cubic root of 490313345 is about 788.5415300933.

The spelling of 490313345 in words is "four hundred ninety million, three hundred thirteen thousand, three hundred forty-five".