494958401 has 4 divisors (see below), whose sum is σ = 565666752. Its totient is φ = 424250052.

The previous prime is 494958389. The next prime is 494958407. The reversal of 494958401 is 104859494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 494958401 - 2¹⁴ = 494942017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (494958407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35354165 + ... + 35354178.

It is an arithmetic number, because the mean of its divisors is an integer number (141416688).

Almost surely, 2^494958401 is an apocalyptic number.

It is an amenable number.

494958401 is a deficient number, since it is larger than the sum of its proper divisors (70708351).

494958401 is an equidigital number, since it uses as much as digits as its factorization.

494958401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70708350.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 494958401 is about 22247.6605736423. The cubic root of 494958401 is about 791.0238293169.

The spelling of 494958401 in words is "four hundred ninety-four million, nine hundred fifty-eight thousand, four hundred one".