494757 has 6 divisors (see below), whose sum is σ = 714662. Its totient is φ = 329832.

The previous prime is 494749. The next prime is 494759. The reversal of 494757 is 757494.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 408321 + 86436 = 639^2 + 294^2 .

It is not a de Polignac number, because 494757 - 2³ = 494749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 494757.

It is not an unprimeable number, because it can be changed into a prime (494759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27478 + ... + 27495.

2⁴⁹⁴⁷⁵⁷ is an apocalyptic number.

It is an amenable number.

494757 is a deficient number, since it is larger than the sum of its proper divisors (219905).

494757 is a wasteful number, since it uses less digits than its factorization.

494757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54979 (or 54976 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 494757 is about 703.3896501940. The cubic root of 494757 is about 79.0916524270.

The spelling of 494757 in words is "four hundred ninety-four thousand, seven hundred fifty-seven".