497690 has 16 divisors (see below), whose sum is σ = 904392. Its totient is φ = 197184.

The previous prime is 497689. The next prime is 497701. The reversal of 497690 is 96794.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 219961 + 277729 = 469^2 + 527^2 .

It is a super-2 number, since 2×497690² = 495390672200, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 497690.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1412 + ... + 1728.

2⁴⁹⁷⁶⁹⁰ is an apocalyptic number.

497690 is a deficient number, since it is larger than the sum of its proper divisors (406702).

497690 is a wasteful number, since it uses less digits than its factorization.

497690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 497690 is about 705.4714735551. The cubic root of 497690 is about 79.2476339988.

The spelling of 497690 in words is "four hundred ninety-seven thousand, six hundred ninety".