497738705 has 4 divisors (see below), whose sum is σ = 597286452. Its totient is φ = 398190960.

The previous prime is 497738651. The next prime is 497738707. The reversal of 497738705 is 507837794.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 356794321 + 140944384 = 18889^2 + 11872^2 .

It is not a de Polignac number, because 497738705 - 2¹⁴ = 497722321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (497738707) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 49773866 + ... + 49773875.

It is an arithmetic number, because the mean of its divisors is an integer number (149321613).

Almost surely, 2^497738705 is an apocalyptic number.

It is an amenable number.

497738705 is a deficient number, since it is larger than the sum of its proper divisors (99547747).

497738705 is an equidigital number, since it uses as much as digits as its factorization.

497738705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99547746.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The square root of 497738705 is about 22310.0583818151. The cubic root of 497738705 is about 792.5021902834.

The spelling of 497738705 in words is "four hundred ninety-seven million, seven hundred thirty-eight thousand, seven hundred five".