498488939 has 4 divisors (see below), whose sum is σ = 536834256. Its totient is φ = 460143624.

The previous prime is 498488899. The next prime is 498488957. The reversal of 498488939 is 939884894.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498488939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498488989) 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, 19172639 + ... + 19172664.

It is an arithmetic number, because the mean of its divisors is an integer number (134208564).

Almost surely, 2^498488939 is an apocalyptic number.

498488939 is a deficient number, since it is larger than the sum of its proper divisors (38345317).

498488939 is a wasteful number, since it uses less digits than its factorization.

498488939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38345316.

The product of its digits is 17915904, while the sum is 62.

The square root of 498488939 is about 22326.8658570790. The cubic root of 498488939 is about 792.9001659062.

The spelling of 498488939 in words is "four hundred ninety-eight million, four hundred eighty-eight thousand, nine hundred thirty-nine".