494484479 has 2 divisors, whose sum is σ = 494484480. Its totient is φ = 494484478.

The previous prime is 494484469. The next prime is 494484493. The reversal of 494484479 is 974484494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494484479 - 2¹² = 494480383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494484479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494484409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247242239 + 247242240.

It is an arithmetic number, because the mean of its divisors is an integer number (247242240).

Almost surely, 2^494484479 is an apocalyptic number.

494484479 is a deficient number, since it is larger than the sum of its proper divisors (1).

494484479 is an equidigital number, since it uses as much as digits as its factorization.

494484479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4644864, while the sum is 53.

The square root of 494484479 is about 22237.0069703636. The cubic root of 494484479 is about 790.7712806123.

The spelling of 494484479 in words is "four hundred ninety-four million, four hundred eighty-four thousand, four hundred seventy-nine".