498677798 has 4 divisors (see below), whose sum is σ = 748016700. Its totient is φ = 249338898.

The previous prime is 498677797. The next prime is 498677807. The reversal of 498677798 is 897776894.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498677797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124669448 + ... + 124669451.

It is an arithmetic number, because the mean of its divisors is an integer number (187004175).

Almost surely, 2^498677798 is an apocalyptic number.

498677798 is a deficient number, since it is larger than the sum of its proper divisors (249338902).

498677798 is a wasteful number, since it uses less digits than its factorization.

498677798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249338901.

The product of its digits is 42674688, while the sum is 65.

The square root of 498677798 is about 22331.0948679190. The cubic root of 498677798 is about 793.0002867672. Note that the first 3 decimals are identical.

The spelling of 498677798 in words is "four hundred ninety-eight million, six hundred seventy-seven thousand, seven hundred ninety-eight".