468478393 has 2 divisors, whose sum is σ = 468478394. Its totient is φ = 468478392.

The previous prime is 468478379. The next prime is 468478397. The reversal of 468478393 is 393874864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277955584 + 190522809 = 16672^2 + 13803^2 .

It is a cyclic number.

It is not a de Polignac number, because 468478393 - 2¹³ = 468470201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 468478393.

It is not a weakly prime, because it can be changed into another prime (468478397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234239196 + 234239197.

It is an arithmetic number, because the mean of its divisors is an integer number (234239197).

Almost surely, 2^468478393 is an apocalyptic number.

It is an amenable number.

468478393 is a deficient number, since it is larger than the sum of its proper divisors (1).

468478393 is an equidigital number, since it uses as much as digits as its factorization.

468478393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 52.

The square root of 468478393 is about 21644.3616907499. The cubic root of 468478393 is about 776.6580626389.

The spelling of 468478393 in words is "four hundred sixty-eight million, four hundred seventy-eight thousand, three hundred ninety-three".