497400290 has 16 divisors (see below), whose sum is σ = 900011520. Its totient is φ = 197917680.

The previous prime is 497400289. The next prime is 497400317. The reversal of 497400290 is 92004794.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 497400290.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128300 + ... + 132119.

It is an arithmetic number, because the mean of its divisors is an integer number (56250720).

Almost surely, 2^497400290 is an apocalyptic number.

497400290 is a deficient number, since it is larger than the sum of its proper divisors (402611230).

497400290 is a wasteful number, since it uses less digits than its factorization.

497400290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260617.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 497400290 is about 22302.4727328608. The cubic root of 497400290 is about 792.3225408467.

The spelling of 497400290 in words is "four hundred ninety-seven million, four hundred thousand, two hundred ninety".