490146593 has 2 divisors, whose sum is σ = 490146594. Its totient is φ = 490146592.

The previous prime is 490146577. The next prime is 490146599. The reversal of 490146593 is 395641094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342694144 + 147452449 = 18512^2 + 12143^2 .

It is a cyclic number.

It is not a de Polignac number, because 490146593 - 2⁴ = 490146577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 490146593.

It is not a weakly prime, because it can be changed into another prime (490146599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245073296 + 245073297.

It is an arithmetic number, because the mean of its divisors is an integer number (245073297).

Almost surely, 2^490146593 is an apocalyptic number.

It is an amenable number.

490146593 is a deficient number, since it is larger than the sum of its proper divisors (1).

490146593 is an equidigital number, since it uses as much as digits as its factorization.

490146593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 490146593 is about 22139.2545719137. The cubic root of 490146593 is about 788.4521275458.

The spelling of 490146593 in words is "four hundred ninety million, one hundred forty-six thousand, five hundred ninety-three".