6240438 has 24 divisors (see below), whose sum is σ = 13687128. Its totient is φ = 2054592.

The previous prime is 6240431. The next prime is 6240463. The reversal of 6240438 is 8340426.

6240438 is a `hidden beast` number, since 624 + 0 + 4 + 38 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6240431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595 + ... + 3582.

It is an arithmetic number, because the mean of its divisors is an integer number (570297).

Almost surely, 2^6240438 is an apocalyptic number.

6240438 is an abundant number, since it is smaller than the sum of its proper divisors (7446690).

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

6240438 is a wasteful number, since it uses less digits than its factorization.

6240438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268 (or 4265 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 6240438 is about 2498.0868679852. The cubic root of 6240438 is about 184.1075890943.

The spelling of 6240438 in words is "six million, two hundred forty thousand, four hundred thirty-eight".