494603397 has 12 divisors (see below), whose sum is σ = 724214764. Its totient is φ = 325218240.

The previous prime is 494603393. The next prime is 494603401. The reversal of 494603397 is 793306494.

494603397 is a `hidden beast` number, since 4 + 9 + 4 + 603 + 39 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (494603393) and next prime (494603401).

It can be written as a sum of positive squares in 2 ways, for example, as 276922881 + 217680516 = 16641^2 + 14754^2 .

It is not a de Polignac number, because 494603397 - 2² = 494603393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494603393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375754 + ... + 377067.

Almost surely, 2^494603397 is an apocalyptic number.

It is an amenable number.

494603397 is a deficient number, since it is larger than the sum of its proper divisors (229611367).

494603397 is a wasteful number, since it uses less digits than its factorization.

494603397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752900 (or 752897 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 494603397 is about 22239.6806856573. The cubic root of 494603397 is about 790.8346660880.

The spelling of 494603397 in words is "four hundred ninety-four million, six hundred three thousand, three hundred ninety-seven".