498630 has 32 divisors (see below), whose sum is σ = 1306368. Its totient is φ = 120800.

The previous prime is 498613. The next prime is 498643. The reversal of 498630 is 36894.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

498630 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426 + ... + 1085.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2⁴⁹⁸⁶³⁰ is an apocalyptic number.

498630 is an abundant number, since it is smaller than the sum of its proper divisors (807738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498630 is a wasteful number, since it uses less digits than its factorization.

498630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 498630 is about 706.1373804013. The cubic root of 498630 is about 79.2974949740.

It can be divided in two parts, 498 and 630, that added together give a triangular number (1128 = T₄₇).

The spelling of 498630 in words is "four hundred ninety-eight thousand, six hundred thirty".