336240 has 60 divisors (see below), whose sum is σ = 1131624. Its totient is φ = 89472.

The previous prime is 336239. The next prime is 336247. The reversal of 336240 is 42633.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×336240² = 226114675200, 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 (336247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 487 + ... + 953.

2³³⁶²⁴⁰ is an apocalyptic number.

336240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 336240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565812).

336240 is an abundant number, since it is smaller than the sum of its proper divisors (795384).

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

336240 is a wasteful number, since it uses less digits than its factorization.

336240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 336240 is about 579.8620525608. The cubic root of 336240 is about 69.5370814661.

Adding to 336240 its reverse (42633), we get a palindrome (378873).

It can be divided in two parts, 336 and 240, that added together give a square (576 = 24²).

The spelling of 336240 in words is "three hundred thirty-six thousand, two hundred forty".