494747 has 8 divisors (see below), whose sum is σ = 553392. Its totient is φ = 438400.

The previous prime is 494743. The next prime is 494749. The reversal of 494747 is 747494.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 494747 - 2² = 494743 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (494743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98 + ... + 999.

It is an arithmetic number, because the mean of its divisors is an integer number (69174).

2⁴⁹⁴⁷⁴⁷ is an apocalyptic number.

494747 is a deficient number, since it is larger than the sum of its proper divisors (58645).

494747 is a wasteful number, since it uses less digits than its factorization.

494747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149.

The product of its digits is 28224, while the sum is 35.

The square root of 494747 is about 703.3825417225. The cubic root of 494747 is about 79.0911195581.

It can be divided in two parts, 4947 and 47, that added together give a palindrome (4994).

The spelling of 494747 in words is "four hundred ninety-four thousand, seven hundred forty-seven".