497701250 has 30 divisors (see below), whose sum is σ = 934371999. Its totient is φ = 198765000.

The previous prime is 497701241. The next prime is 497701291. The reversal of 497701250 is 52107794.

It can be written as a sum of positive squares in 3 ways, for example, as 115068529 + 382632721 = 10727^2 + 19561^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=15775.

It is a Duffinian number.

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 497701250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 788435 + ... + 789065.

Almost surely, 2^497701250 is an apocalyptic number.

497701250 is a deficient number, since it is larger than the sum of its proper divisors (436670749).

497701250 is an frugal number, since it uses more digits than its factorization.

497701250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 497701250 is about 22309.2189464356. The cubic root of 497701250 is about 792.4823111020.

The spelling of 497701250 in words is "four hundred ninety-seven million, seven hundred one thousand, two hundred fifty".