497609073 has 24 divisors (see below), whose sum is σ = 774964008. Its totient is φ = 305862912.

The previous prime is 497609059. The next prime is 497609083. The reversal of 497609073 is 370906794.

497609073 is a `hidden beast` number, since 497 + 6 + 0 + 90 + 73 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 898704 + 496710369 = 948^2 + 22287^2 .

It is not a de Polignac number, because 497609073 - 2⁸ = 497608817 is a prime.

It is a super-2 number, since 2×497609073² = 495229579063838658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (497609033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126411 + ... + 130287.

It is an arithmetic number, because the mean of its divisors is an integer number (32290167).

Almost surely, 2^497609073 is an apocalyptic number.

It is an amenable number.

497609073 is a deficient number, since it is larger than the sum of its proper divisors (277354935).

497609073 is a wasteful number, since it uses less digits than its factorization.

497609073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993 (or 4990 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 497609073 is about 22307.1529559467. The cubic root of 497609073 is about 792.4333840585.

The spelling of 497609073 in words is "four hundred ninety-seven million, six hundred nine thousand, seventy-three".