497143705 has 8 divisors (see below), whose sum is σ = 598200192. Its totient is φ = 396629808.

The previous prime is 497143697. The next prime is 497143709. The reversal of 497143705 is 507341794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 497143705 - 2³ = 497143697 is a prime.

It is a super-2 number, since 2×497143705² = 494303726842254050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497143709) 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 7 ways as a sum of consecutive naturals, for example, 133627 + ... + 137296.

It is an arithmetic number, because the mean of its divisors is an integer number (74775024).

Almost surely, 2^497143705 is an apocalyptic number.

It is an amenable number.

497143705 is a deficient number, since it is larger than the sum of its proper divisors (101056487).

497143705 is a wasteful number, since it uses less digits than its factorization.

497143705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271295.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 497143705 is about 22296.7196017710. The cubic root of 497143705 is about 792.1862769894.

The spelling of 497143705 in words is "four hundred ninety-seven million, one hundred forty-three thousand, seven hundred five".