6242040 has 96 divisors (see below), whose sum is σ = 23194080. Its totient is φ = 1426176.

The previous prime is 6242029. The next prime is 6242087. The reversal of 6242040 is 402426.

6242040 is a `hidden beast` number, since 624 + 2 + 0 + 40 = 666.

6242040 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

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, 1282 + ... + 3758.

It is an arithmetic number, because the mean of its divisors is an integer number (241605).

Almost surely, 2^6242040 is an apocalyptic number.

6242040 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 6242040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11597040).

6242040 is an abundant number, since it is smaller than the sum of its proper divisors (16952040).

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

6242040 is a wasteful number, since it uses less digits than its factorization.

6242040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501 (or 2494 counting only the distinct ones).

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

The square root of 6242040 is about 2498.4074927842. The cubic root of 6242040 is about 184.1233420015.

Adding to 6242040 its reverse (402426), we get a palindrome (6644466).

The spelling of 6242040 in words is "six million, two hundred forty-two thousand, forty".