498516149 has 4 divisors (see below), whose sum is σ = 504826560. Its totient is φ = 492205740.

The previous prime is 498516107. The next prime is 498516233. The reversal of 498516149 is 941615894.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498516149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498516049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3155087 + ... + 3155244.

It is an arithmetic number, because the mean of its divisors is an integer number (126206640).

Almost surely, 2^498516149 is an apocalyptic number.

It is an amenable number.

498516149 is a deficient number, since it is larger than the sum of its proper divisors (6310411).

498516149 is an equidigital number, since it uses as much as digits as its factorization.

498516149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6310410.

The product of its digits is 311040, while the sum is 47.

The square root of 498516149 is about 22327.4752043306. The cubic root of 498516149 is about 792.9145924523.

The spelling of 498516149 in words is "four hundred ninety-eight million, five hundred sixteen thousand, one hundred forty-nine".