498385387 has 8 divisors (see below), whose sum is σ = 520304400. Its totient is φ = 476781984.

The previous prime is 498385373. The next prime is 498385397. The reversal of 498385387 is 783583894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 498385387 - 2²³ = 489996779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498385337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75673 + ... + 81994.

It is an arithmetic number, because the mean of its divisors is an integer number (65038050).

Almost surely, 2^498385387 is an apocalyptic number.

498385387 is a deficient number, since it is larger than the sum of its proper divisors (21919013).

498385387 is a wasteful number, since it uses less digits than its factorization.

498385387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157805.

The product of its digits is 5806080, while the sum is 55.

The square root of 498385387 is about 22324.5467367201. The cubic root of 498385387 is about 792.8452585802.

It can be divided in two parts, 49838 and 5387, that added together give a square (55225 = 235²).

The spelling of 498385387 in words is "four hundred ninety-eight million, three hundred eighty-five thousand, three hundred eighty-seven".