497395845 has 12 divisors (see below), whose sum is σ = 862152876. Its totient is φ = 265277760.

The previous prime is 497395819. The next prime is 497395859. The reversal of 497395845 is 548593794.

It can be written as a sum of positive squares in 2 ways, for example, as 176305284 + 321090561 = 13278^2 + 17919^2 .

It is not a de Polignac number, because 497395845 - 2⁶ = 497395781 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 497395791 and 497395800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5526576 + ... + 5526665.

It is an arithmetic number, because the mean of its divisors is an integer number (71846073).

Almost surely, 2^497395845 is an apocalyptic number.

497395845 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

497395845 is a deficient number, since it is larger than the sum of its proper divisors (364757031).

497395845 is a wasteful number, since it uses less digits than its factorization.

497395845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11053252 (or 11053249 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 497395845 is about 22302.3730800110. The cubic root of 497395845 is about 792.3201806523.

The spelling of 497395845 in words is "four hundred ninety-seven million, three hundred ninety-five thousand, eight hundred forty-five".