494963401 has 2 divisors, whose sum is σ = 494963402. Its totient is φ = 494963400.

The previous prime is 494963389. The next prime is 494963407. The reversal of 494963401 is 104369494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444197776 + 50765625 = 21076^2 + 7125^2 .

It is a cyclic number.

It is not a de Polignac number, because 494963401 - 2⁵ = 494963369 is a prime.

It is not a weakly prime, because it can be changed into another prime (494963407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247481700 + 247481701.

It is an arithmetic number, because the mean of its divisors is an integer number (247481701).

Almost surely, 2^494963401 is an apocalyptic number.

It is an amenable number.

494963401 is a deficient number, since it is larger than the sum of its proper divisors (1).

494963401 is an equidigital number, since it uses as much as digits as its factorization.

494963401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 494963401 is about 22247.7729447242. The cubic root of 494963401 is about 791.0264929117.

The spelling of 494963401 in words is "four hundred ninety-four million, nine hundred sixty-three thousand, four hundred one".