500346 has 72 divisors (see below), whose sum is σ = 1426464. Its totient is φ = 123120.

The previous prime is 500341. The next prime is 500363. The reversal of 500346 is 643005.

It is a happy number.

It is a super-2 number, since 2×500346² = 500692239432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26325 + ... + 26343.

It is an arithmetic number, because the mean of its divisors is an integer number (19812).

2⁵⁰⁰³⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713232).

500346 is an abundant number, since it is smaller than the sum of its proper divisors (926118).

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

500346 is a wasteful number, since it uses less digits than its factorization.

500346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 500346 is about 707.3513978215. The cubic root of 500346 is about 79.3883564024.

The spelling of 500346 in words is "five hundred thousand, three hundred forty-six".