6204240 has 120 divisors (see below), whose sum is σ = 23831808. Its totient is φ = 1416960.

The previous prime is 6204179. The next prime is 6204257. The reversal of 6204240 is 424026.

6204240 is a `hidden beast` number, since 620 + 4 + 2 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4425 + ... + 5655.

Almost surely, 2^6204240 is an apocalyptic number.

6204240 is a gapful number since it is divisible by the number (60) 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 6204240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11915904).

6204240 is an abundant number, since it is smaller than the sum of its proper divisors (17627568).

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

6204240 is a wasteful number, since it uses less digits than its factorization.

6204240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 6204240 is about 2490.8311865721. The cubic root of 6204240 is about 183.7509232218.

Adding to 6204240 its reverse (424026), we get a palindrome (6628266).

The spelling of 6204240 in words is "six million, two hundred four thousand, two hundred forty".