497498697 has 12 divisors (see below), whose sum is σ = 726684660. Its totient is φ = 327938688.

The previous prime is 497498681. The next prime is 497498759. The reversal of 497498697 is 796894794.

It can be written as a sum of positive squares in 2 ways, for example, as 128051856 + 369446841 = 11316^2 + 19221^2 .

It is not a de Polignac number, because 497498697 - 2⁴ = 497498681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (497498297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 309748 + ... + 311349.

It is an arithmetic number, because the mean of its divisors is an integer number (60557055).

Almost surely, 2^497498697 is an apocalyptic number.

It is an amenable number.

497498697 is a deficient number, since it is larger than the sum of its proper divisors (229185963).

497498697 is a wasteful number, since it uses less digits than its factorization.

497498697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621192 (or 621189 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The square root of 497498697 is about 22304.6788140964. The cubic root of 497498697 is about 792.3747891361.

The spelling of 497498697 in words is "four hundred ninety-seven million, four hundred ninety-eight thousand, six hundred ninety-seven".