497975498 has 4 divisors (see below), whose sum is σ = 746963250. Its totient is φ = 248987748.

The previous prime is 497975497. The next prime is 497975521. The reversal of 497975498 is 894579794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 894579794 = 2 ⋅447289897.

It can be written as a sum of positive squares in only one way, i.e., 266113969 + 231861529 = 16313^2 + 15227^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 497975498.

It is not an unprimeable number, because it can be changed into a prime (497975497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124493873 + ... + 124493876.

Almost surely, 2^497975498 is an apocalyptic number.

497975498 is a deficient number, since it is larger than the sum of its proper divisors (248987752).

497975498 is a wasteful number, since it uses less digits than its factorization.

497975498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248987751.

The product of its digits is 22861440, while the sum is 62.

The square root of 497975498 is about 22315.3646172318. The cubic root of 497975498 is about 792.6278447137.

The spelling of 497975498 in words is "four hundred ninety-seven million, nine hundred seventy-five thousand, four hundred ninety-eight".