498775 has 12 divisors (see below), whose sum is σ = 629424. Its totient is φ = 392000.

The previous prime is 498767. The next prime is 498779. The reversal of 498775 is 577894.

It is not a de Polignac number, because 498775 - 2³ = 498767 is a prime.

It is a Duffinian number.

498775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1635 + ... + 1915.

It is an arithmetic number, because the mean of its divisors is an integer number (52452).

2⁴⁹⁸⁷⁷⁵ is an apocalyptic number.

498775 is a deficient number, since it is larger than the sum of its proper divisors (130649).

498775 is a wasteful number, since it uses less digits than its factorization.

498775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 357 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The square root of 498775 is about 706.2400441776. The cubic root of 498775 is about 79.3051807145.

The spelling of 498775 in words is "four hundred ninety-eight thousand, seven hundred seventy-five".