498236957 has 2 divisors, whose sum is σ = 498236958. Its totient is φ = 498236956.

The previous prime is 498236953. The next prime is 498236983. The reversal of 498236957 is 759632894.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443565721 + 54671236 = 21061^2 + 7394^2 .

It is a cyclic number.

It is not a de Polignac number, because 498236957 - 2² = 498236953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 498236899 and 498236908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498236951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249118478 + 249118479.

It is an arithmetic number, because the mean of its divisors is an integer number (249118479).

Almost surely, 2^498236957 is an apocalyptic number.

It is an amenable number.

498236957 is a deficient number, since it is larger than the sum of its proper divisors (1).

498236957 is an equidigital number, since it uses as much as digits as its factorization.

498236957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The square root of 498236957 is about 22321.2221215596. Note that the first 3 decimals coincide. The cubic root of 498236957 is about 792.7665419154.

The spelling of 498236957 in words is "four hundred ninety-eight million, two hundred thirty-six thousand, nine hundred fifty-seven".